Home / 10,440.25-15,660.66-3,044.53

Finding the Fourth Proportional to 10,440.25, 15,660.66 and 3,044.53

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Solution

The fourth proportional to 10,440.25, 15,660.66 and 3,044.53 is: 4,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.25 : 15,660.66 = 3,044.53 : x
  2. Step 2: Convert to fraction form
    10,440.25/15,660.66 = 3,044.53/x
  3. Step 3: Cross multiply
    10,440.25x = 15,660.66 × 3,044.53
  4. Step 4: Simplify right side
    10,440.25x = 47,679,349.19
  5. Step 5: Solve for x
    x = 47,679,349.19/10,440.25
  6. Step 6: Final answer
    x = 4,566.88

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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.