Home / 10,927.31-16,376.45-4,349.88

Finding the Fourth Proportional to 10,927.31, 16,376.45 and 4,349.88

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Solution

The fourth proportional to 10,927.31, 16,376.45 and 4,349.88 is: 6,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.31 : 16,376.45 = 4,349.88 : x
  2. Step 2: Convert to fraction form
    10,927.31/16,376.45 = 4,349.88/x
  3. Step 3: Cross multiply
    10,927.31x = 16,376.45 × 4,349.88
  4. Step 4: Simplify right side
    10,927.31x = 71,235,570.58
  5. Step 5: Solve for x
    x = 71,235,570.58/10,927.31
  6. Step 6: Final answer
    x = 6,519.04

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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.