Home / 10,181.20-14,049.08-5,932.72

Finding the Fourth Proportional to 10,181.20, 14,049.08 and 5,932.72

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Solution

The fourth proportional to 10,181.20, 14,049.08 and 5,932.72 is: 8,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.20 : 14,049.08 = 5,932.72 : x
  2. Step 2: Convert to fraction form
    10,181.20/14,049.08 = 5,932.72/x
  3. Step 3: Cross multiply
    10,181.20x = 14,049.08 × 5,932.72
  4. Step 4: Simplify right side
    10,181.20x = 83,349,257.90
  5. Step 5: Solve for x
    x = 83,349,257.90/10,181.20
  6. Step 6: Final answer
    x = 8,186.58

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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.