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Finding the Fourth Proportional to 3,500.33, 5,250.49 and 903.06

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Solution

The fourth proportional to 3,500.33, 5,250.49 and 903.06 is: 1,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.33 : 5,250.49 = 903.06 : x
  2. Step 2: Convert to fraction form
    3,500.33/5,250.49 = 903.06/x
  3. Step 3: Cross multiply
    3,500.33x = 5,250.49 × 903.06
  4. Step 4: Simplify right side
    3,500.33x = 4,741,521.75
  5. Step 5: Solve for x
    x = 4,741,521.75/3,500.33
  6. Step 6: Final answer
    x = 1,354.59

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,501.33, 5,251.99 and 904.06
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.