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Finding the Fourth Proportional to 7,037.43, 9,710.04 and 4,052.71

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Solution

The fourth proportional to 7,037.43, 9,710.04 and 4,052.71 is: 5,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.43 : 9,710.04 = 4,052.71 : x
  2. Step 2: Convert to fraction form
    7,037.43/9,710.04 = 4,052.71/x
  3. Step 3: Cross multiply
    7,037.43x = 9,710.04 × 4,052.71
  4. Step 4: Simplify right side
    7,037.43x = 39,351,976.21
  5. Step 5: Solve for x
    x = 39,351,976.21/7,037.43
  6. Step 6: Final answer
    x = 5,591.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.