Home / 5,440.30-8,159.22-2,517

Finding the Fourth Proportional to 5,440.30, 8,159.22 and 2,517

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Solution

The fourth proportional to 5,440.30, 8,159.22 and 2,517 is: 3,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.30 : 8,159.22 = 2,517 : x
  2. Step 2: Convert to fraction form
    5,440.30/8,159.22 = 2,517/x
  3. Step 3: Cross multiply
    5,440.30x = 8,159.22 × 2,517
  4. Step 4: Simplify right side
    5,440.30x = 20,536,756.74
  5. Step 5: Solve for x
    x = 20,536,756.74/5,440.30
  6. Step 6: Final answer
    x = 3,774.93

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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.