Home / 10,932.45-15,085.27-6,152.64

Finding the Fourth Proportional to 10,932.45, 15,085.27 and 6,152.64

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Solution

The fourth proportional to 10,932.45, 15,085.27 and 6,152.64 is: 8,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.45 : 15,085.27 = 6,152.64 : x
  2. Step 2: Convert to fraction form
    10,932.45/15,085.27 = 6,152.64/x
  3. Step 3: Cross multiply
    10,932.45x = 15,085.27 × 6,152.64
  4. Step 4: Simplify right side
    10,932.45x = 92,814,235.61
  5. Step 5: Solve for x
    x = 92,814,235.61/10,932.45
  6. Step 6: Final answer
    x = 8,489.79

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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.