Home / 7,927.60-11,892.72-2,732.08

Finding the Fourth Proportional to 7,927.60, 11,892.72 and 2,732.08

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Solution

The fourth proportional to 7,927.60, 11,892.72 and 2,732.08 is: 4,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.60 : 11,892.72 = 2,732.08 : x
  2. Step 2: Convert to fraction form
    7,927.60/11,892.72 = 2,732.08/x
  3. Step 3: Cross multiply
    7,927.60x = 11,892.72 × 2,732.08
  4. Step 4: Simplify right side
    7,927.60x = 32,491,862.46
  5. Step 5: Solve for x
    x = 32,491,862.46/7,927.60
  6. Step 6: Final answer
    x = 4,098.57

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1.5x scale

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.