Home / 9,270.30-13,906.66-4,887.92

Finding the Fourth Proportional to 9,270.30, 13,906.66 and 4,887.92

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Solution

The fourth proportional to 9,270.30, 13,906.66 and 4,887.92 is: 7,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.30 : 13,906.66 = 4,887.92 : x
  2. Step 2: Convert to fraction form
    9,270.30/13,906.66 = 4,887.92/x
  3. Step 3: Cross multiply
    9,270.30x = 13,906.66 × 4,887.92
  4. Step 4: Simplify right side
    9,270.30x = 67,974,641.55
  5. Step 5: Solve for x
    x = 67,974,641.55/9,270.30
  6. Step 6: Final answer
    x = 7,332.52

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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.