Home / 7,133.29-10,691.02-3,434.83

Finding the Fourth Proportional to 7,133.29, 10,691.02 and 3,434.83

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Solution

The fourth proportional to 7,133.29, 10,691.02 and 3,434.83 is: 5,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.29 : 10,691.02 = 3,434.83 : x
  2. Step 2: Convert to fraction form
    7,133.29/10,691.02 = 3,434.83/x
  3. Step 3: Cross multiply
    7,133.29x = 10,691.02 × 3,434.83
  4. Step 4: Simplify right side
    7,133.29x = 36,721,836.23
  5. Step 5: Solve for x
    x = 36,721,836.23/7,133.29
  6. Step 6: Final answer
    x = 5,147.95

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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.