Home / 9,332.20-12,875.76-5,552.20

Finding the Fourth Proportional to 9,332.20, 12,875.76 and 5,552.20

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Solution

The fourth proportional to 9,332.20, 12,875.76 and 5,552.20 is: 7,660.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.20 : 12,875.76 = 5,552.20 : x
  2. Step 2: Convert to fraction form
    9,332.20/12,875.76 = 5,552.20/x
  3. Step 3: Cross multiply
    9,332.20x = 12,875.76 × 5,552.20
  4. Step 4: Simplify right side
    9,332.20x = 71,488,794.67
  5. Step 5: Solve for x
    x = 71,488,794.67/9,332.20
  6. Step 6: Final answer
    x = 7,660.44

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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.