Home / 10,493.56-15,742.30-3,473.64

Finding the Fourth Proportional to 10,493.56, 15,742.30 and 3,473.64

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Solution

The fourth proportional to 10,493.56, 15,742.30 and 3,473.64 is: 5,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.56 : 15,742.30 = 3,473.64 : x
  2. Step 2: Convert to fraction form
    10,493.56/15,742.30 = 3,473.64/x
  3. Step 3: Cross multiply
    10,493.56x = 15,742.30 × 3,473.64
  4. Step 4: Simplify right side
    10,493.56x = 54,683,082.97
  5. Step 5: Solve for x
    x = 54,683,082.97/10,493.56
  6. Step 6: Final answer
    x = 5,211.11

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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.