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Finding the Fourth Proportional to 3,662.56, 5,052.52 and 2,600.32

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Solution

The fourth proportional to 3,662.56, 5,052.52 and 2,600.32 is: 3,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.56 : 5,052.52 = 2,600.32 : x
  2. Step 2: Convert to fraction form
    3,662.56/5,052.52 = 2,600.32/x
  3. Step 3: Cross multiply
    3,662.56x = 5,052.52 × 2,600.32
  4. Step 4: Simplify right side
    3,662.56x = 13,138,168.81
  5. Step 5: Solve for x
    x = 13,138,168.81/3,662.56
  6. Step 6: Final answer
    x = 3,587.15

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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.