Home / 10,892.60-15,031.88-6,176.96

Finding the Fourth Proportional to 10,892.60, 15,031.88 and 6,176.96

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Solution

The fourth proportional to 10,892.60, 15,031.88 and 6,176.96 is: 8,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.60 : 15,031.88 = 6,176.96 : x
  2. Step 2: Convert to fraction form
    10,892.60/15,031.88 = 6,176.96/x
  3. Step 3: Cross multiply
    10,892.60x = 15,031.88 × 6,176.96
  4. Step 4: Simplify right side
    10,892.60x = 92,851,321.48
  5. Step 5: Solve for x
    x = 92,851,321.48/10,892.60
  6. Step 6: Final answer
    x = 8,524.26

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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.