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Finding the Fourth Proportional to 3,302.37, 4,953.05 and 1,111.12

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Solution

The fourth proportional to 3,302.37, 4,953.05 and 1,111.12 is: 1,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.37 : 4,953.05 = 1,111.12 : x
  2. Step 2: Convert to fraction form
    3,302.37/4,953.05 = 1,111.12/x
  3. Step 3: Cross multiply
    3,302.37x = 4,953.05 × 1,111.12
  4. Step 4: Simplify right side
    3,302.37x = 5,503,419.14
  5. Step 5: Solve for x
    x = 5,503,419.14/3,302.37
  6. Step 6: Final answer
    x = 1,666.51

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Half scale
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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.