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Finding the Fourth Proportional to 1,012.33, 1,517.12 and 737.14

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Solution

The fourth proportional to 1,012.33, 1,517.12 and 737.14 is: 1,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012.33 : 1,517.12 = 737.14 : x
  2. Step 2: Convert to fraction form
    1,012.33/1,517.12 = 737.14/x
  3. Step 3: Cross multiply
    1,012.33x = 1,517.12 × 737.14
  4. Step 4: Simplify right side
    1,012.33x = 1,118,322.25
  5. Step 5: Solve for x
    x = 1,118,322.25/1,012.33
  6. Step 6: Final answer
    x = 1,104.70

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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.