Home / 7,115.17-10,674.12-2,732.28

Finding the Fourth Proportional to 7,115.17, 10,674.12 and 2,732.28

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Solution

The fourth proportional to 7,115.17, 10,674.12 and 2,732.28 is: 4,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.17 : 10,674.12 = 2,732.28 : x
  2. Step 2: Convert to fraction form
    7,115.17/10,674.12 = 2,732.28/x
  3. Step 3: Cross multiply
    7,115.17x = 10,674.12 × 2,732.28
  4. Step 4: Simplify right side
    7,115.17x = 29,164,684.59
  5. Step 5: Solve for x
    x = 29,164,684.59/7,115.17
  6. Step 6: Final answer
    x = 4,098.94

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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.