Home / 3,732.60-5,145.66-2,551.80

Finding the Fourth Proportional to 3,732.60, 5,145.66 and 2,551.80

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Solution

The fourth proportional to 3,732.60, 5,145.66 and 2,551.80 is: 3,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.60 : 5,145.66 = 2,551.80 : x
  2. Step 2: Convert to fraction form
    3,732.60/5,145.66 = 2,551.80/x
  3. Step 3: Cross multiply
    3,732.60x = 5,145.66 × 2,551.80
  4. Step 4: Simplify right side
    3,732.60x = 13,130,695.19
  5. Step 5: Solve for x
    x = 13,130,695.19/3,732.60
  6. Step 6: Final answer
    x = 3,517.84

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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.