Home / 5,459.28-8,182.50-2,531.43

Finding the Fourth Proportional to 5,459.28, 8,182.50 and 2,531.43

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Solution

The fourth proportional to 5,459.28, 8,182.50 and 2,531.43 is: 3,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.28 : 8,182.50 = 2,531.43 : x
  2. Step 2: Convert to fraction form
    5,459.28/8,182.50 = 2,531.43/x
  3. Step 3: Cross multiply
    5,459.28x = 8,182.50 × 2,531.43
  4. Step 4: Simplify right side
    5,459.28x = 20,713,425.98
  5. Step 5: Solve for x
    x = 20,713,425.98/5,459.28
  6. Step 6: Final answer
    x = 3,794.17

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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.