Home / 5,609.31-7,741.01-3,125.47

Finding the Fourth Proportional to 5,609.31, 7,741.01 and 3,125.47

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Solution

The fourth proportional to 5,609.31, 7,741.01 and 3,125.47 is: 4,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.31 : 7,741.01 = 3,125.47 : x
  2. Step 2: Convert to fraction form
    5,609.31/7,741.01 = 3,125.47/x
  3. Step 3: Cross multiply
    5,609.31x = 7,741.01 × 3,125.47
  4. Step 4: Simplify right side
    5,609.31x = 24,194,294.52
  5. Step 5: Solve for x
    x = 24,194,294.52/5,609.31
  6. Step 6: Final answer
    x = 4,313.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.