Home / 10,541.24-15,814.13-3,521.88

Finding the Fourth Proportional to 10,541.24, 15,814.13 and 3,521.88

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Solution

The fourth proportional to 10,541.24, 15,814.13 and 3,521.88 is: 5,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.24 : 15,814.13 = 3,521.88 : x
  2. Step 2: Convert to fraction form
    10,541.24/15,814.13 = 3,521.88/x
  3. Step 3: Cross multiply
    10,541.24x = 15,814.13 × 3,521.88
  4. Step 4: Simplify right side
    10,541.24x = 55,695,450.56
  5. Step 5: Solve for x
    x = 55,695,450.56/10,541.24
  6. Step 6: Final answer
    x = 5,283.58

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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.