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Finding the Fourth Proportional to 5,503.16, 8,255.22 and 2,423.48

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Solution

The fourth proportional to 5,503.16, 8,255.22 and 2,423.48 is: 3,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.16 : 8,255.22 = 2,423.48 : x
  2. Step 2: Convert to fraction form
    5,503.16/8,255.22 = 2,423.48/x
  3. Step 3: Cross multiply
    5,503.16x = 8,255.22 × 2,423.48
  4. Step 4: Simplify right side
    5,503.16x = 20,006,360.57
  5. Step 5: Solve for x
    x = 20,006,360.57/5,503.16
  6. Step 6: Final answer
    x = 3,635.43

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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.