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Finding the Fourth Proportional to 9,152.48, 13,610.98 and 8,860.88

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Solution

The fourth proportional to 9,152.48, 13,610.98 and 8,860.88 is: 13,177.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.48 : 13,610.98 = 8,860.88 : x
  2. Step 2: Convert to fraction form
    9,152.48/13,610.98 = 8,860.88/x
  3. Step 3: Cross multiply
    9,152.48x = 13,610.98 × 8,860.88
  4. Step 4: Simplify right side
    9,152.48x = 120,605,260.46
  5. Step 5: Solve for x
    x = 120,605,260.46/9,152.48
  6. Step 6: Final answer
    x = 13,177.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.