Home / 5,819.79-8,031.36-3,167.22

Finding the Fourth Proportional to 5,819.79, 8,031.36 and 3,167.22

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Solution

The fourth proportional to 5,819.79, 8,031.36 and 3,167.22 is: 4,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.79 : 8,031.36 = 3,167.22 : x
  2. Step 2: Convert to fraction form
    5,819.79/8,031.36 = 3,167.22/x
  3. Step 3: Cross multiply
    5,819.79x = 8,031.36 × 3,167.22
  4. Step 4: Simplify right side
    5,819.79x = 25,437,084.02
  5. Step 5: Solve for x
    x = 25,437,084.02/5,819.79
  6. Step 6: Final answer
    x = 4,370.79

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