Home / 7,732.18-10,663.14-5,214.70

Finding the Fourth Proportional to 7,732.18, 10,663.14 and 5,214.70

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Solution

The fourth proportional to 7,732.18, 10,663.14 and 5,214.70 is: 7,191.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,732.18 : 10,663.14 = 5,214.70 : x
  2. Step 2: Convert to fraction form
    7,732.18/10,663.14 = 5,214.70/x
  3. Step 3: Cross multiply
    7,732.18x = 10,663.14 × 5,214.70
  4. Step 4: Simplify right side
    7,732.18x = 55,605,076.16
  5. Step 5: Solve for x
    x = 55,605,076.16/7,732.18
  6. Step 6: Final answer
    x = 7,191.38

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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.