Home / 7,917.52-10,926.12-4,332.50

Finding the Fourth Proportional to 7,917.52, 10,926.12 and 4,332.50

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Solution

The fourth proportional to 7,917.52, 10,926.12 and 4,332.50 is: 5,978.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.52 : 10,926.12 = 4,332.50 : x
  2. Step 2: Convert to fraction form
    7,917.52/10,926.12 = 4,332.50/x
  3. Step 3: Cross multiply
    7,917.52x = 10,926.12 × 4,332.50
  4. Step 4: Simplify right side
    7,917.52x = 47,337,414.90
  5. Step 5: Solve for x
    x = 47,337,414.90/7,917.52
  6. Step 6: Final answer
    x = 5,978.82

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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.