Home / 5,517.24-8,277.10-1,819.32

Finding the Fourth Proportional to 5,517.24, 8,277.10 and 1,819.32

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Solution

The fourth proportional to 5,517.24, 8,277.10 and 1,819.32 is: 2,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.24 : 8,277.10 = 1,819.32 : x
  2. Step 2: Convert to fraction form
    5,517.24/8,277.10 = 1,819.32/x
  3. Step 3: Cross multiply
    5,517.24x = 8,277.10 × 1,819.32
  4. Step 4: Simplify right side
    5,517.24x = 15,058,693.57
  5. Step 5: Solve for x
    x = 15,058,693.57/5,517.24
  6. Step 6: Final answer
    x = 2,729.39

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1.5x scale

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.