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Finding the Fourth Proportional to 3,626.92, 5,006.10 and 2,506.60

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Solution

The fourth proportional to 3,626.92, 5,006.10 and 2,506.60 is: 3,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.92 : 5,006.10 = 2,506.60 : x
  2. Step 2: Convert to fraction form
    3,626.92/5,006.10 = 2,506.60/x
  3. Step 3: Cross multiply
    3,626.92x = 5,006.10 × 2,506.60
  4. Step 4: Simplify right side
    3,626.92x = 12,548,290.26
  5. Step 5: Solve for x
    x = 12,548,290.26/3,626.92
  6. Step 6: Final answer
    x = 3,459.76

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1.5x scale

Why These Related Problems?

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