Home / 5,500.17-8,252.15-1,605.15

Finding the Fourth Proportional to 5,500.17, 8,252.15 and 1,605.15

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Solution

The fourth proportional to 5,500.17, 8,252.15 and 1,605.15 is: 2,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.17 : 8,252.15 = 1,605.15 : x
  2. Step 2: Convert to fraction form
    5,500.17/8,252.15 = 1,605.15/x
  3. Step 3: Cross multiply
    5,500.17x = 8,252.15 × 1,605.15
  4. Step 4: Simplify right side
    5,500.17x = 13,245,930.55
  5. Step 5: Solve for x
    x = 13,245,930.55/5,500.17
  6. Step 6: Final answer
    x = 2,408.28

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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.