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Finding the Fourth Proportional to 7,332.39, 10,186.54 and 7,264.17

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Solution

The fourth proportional to 7,332.39, 10,186.54 and 7,264.17 is: 10,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.39 : 10,186.54 = 7,264.17 : x
  2. Step 2: Convert to fraction form
    7,332.39/10,186.54 = 7,264.17/x
  3. Step 3: Cross multiply
    7,332.39x = 10,186.54 × 7,264.17
  4. Step 4: Simplify right side
    7,332.39x = 73,996,740.11
  5. Step 5: Solve for x
    x = 73,996,740.11/7,332.39
  6. Step 6: Final answer
    x = 10,091.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.