Home / 7,125.27-10,690.07-5,049.29

Finding the Fourth Proportional to 7,125.27, 10,690.07 and 5,049.29

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Solution

The fourth proportional to 7,125.27, 10,690.07 and 5,049.29 is: 7,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.27 : 10,690.07 = 5,049.29 : x
  2. Step 2: Convert to fraction form
    7,125.27/10,690.07 = 5,049.29/x
  3. Step 3: Cross multiply
    7,125.27x = 10,690.07 × 5,049.29
  4. Step 4: Simplify right side
    7,125.27x = 53,977,238.30
  5. Step 5: Solve for x
    x = 53,977,238.30/7,125.27
  6. Step 6: Final answer
    x = 7,575.47

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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.