Home / 9,680.56-14,519.28-2,753.44

Finding the Fourth Proportional to 9,680.56, 14,519.28 and 2,753.44

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Solution

The fourth proportional to 9,680.56, 14,519.28 and 2,753.44 is: 4,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.56 : 14,519.28 = 2,753.44 : x
  2. Step 2: Convert to fraction form
    9,680.56/14,519.28 = 2,753.44/x
  3. Step 3: Cross multiply
    9,680.56x = 14,519.28 × 2,753.44
  4. Step 4: Simplify right side
    9,680.56x = 39,977,966.32
  5. Step 5: Solve for x
    x = 39,977,966.32/9,680.56
  6. Step 6: Final answer
    x = 4,129.72

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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.