Home / 8,932.32-13,400.28-3,088.80

Finding the Fourth Proportional to 8,932.32, 13,400.28 and 3,088.80

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Solution

The fourth proportional to 8,932.32, 13,400.28 and 3,088.80 is: 4,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.32 : 13,400.28 = 3,088.80 : x
  2. Step 2: Convert to fraction form
    8,932.32/13,400.28 = 3,088.80/x
  3. Step 3: Cross multiply
    8,932.32x = 13,400.28 × 3,088.80
  4. Step 4: Simplify right side
    8,932.32x = 41,390,784.86
  5. Step 5: Solve for x
    x = 41,390,784.86/8,932.32
  6. Step 6: Final answer
    x = 4,633.82

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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.