Home / 6,456.38-9,675.47-5,134.26

Finding the Fourth Proportional to 6,456.38, 9,675.47 and 5,134.26

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Solution

The fourth proportional to 6,456.38, 9,675.47 and 5,134.26 is: 7,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.38 : 9,675.47 = 5,134.26 : x
  2. Step 2: Convert to fraction form
    6,456.38/9,675.47 = 5,134.26/x
  3. Step 3: Cross multiply
    6,456.38x = 9,675.47 × 5,134.26
  4. Step 4: Simplify right side
    6,456.38x = 49,676,427.72
  5. Step 5: Solve for x
    x = 49,676,427.72/6,456.38
  6. Step 6: Final answer
    x = 7,694.17

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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.