Home / 7,332.35-10,124.47-6,772.61

Finding the Fourth Proportional to 7,332.35, 10,124.47 and 6,772.61

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Solution

The fourth proportional to 7,332.35, 10,124.47 and 6,772.61 is: 9,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.35 : 10,124.47 = 6,772.61 : x
  2. Step 2: Convert to fraction form
    7,332.35/10,124.47 = 6,772.61/x
  3. Step 3: Cross multiply
    7,332.35x = 10,124.47 × 6,772.61
  4. Step 4: Simplify right side
    7,332.35x = 68,569,095.15
  5. Step 5: Solve for x
    x = 68,569,095.15/7,332.35
  6. Step 6: Final answer
    x = 9,351.59

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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.