Home / 3,500.26-5,250.38-903.18

Finding the Fourth Proportional to 3,500.26, 5,250.38 and 903.18

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Solution

The fourth proportional to 3,500.26, 5,250.38 and 903.18 is: 1,354.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.26 : 5,250.38 = 903.18 : x
  2. Step 2: Convert to fraction form
    3,500.26/5,250.38 = 903.18/x
  3. Step 3: Cross multiply
    3,500.26x = 5,250.38 × 903.18
  4. Step 4: Simplify right side
    3,500.26x = 4,742,038.21
  5. Step 5: Solve for x
    x = 4,742,038.21/3,500.26
  6. Step 6: Final answer
    x = 1,354.77

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Double scale
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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.