Home / 5,760.60-8,635.41-2,639.26

Finding the Fourth Proportional to 5,760.60, 8,635.41 and 2,639.26

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Solution

The fourth proportional to 5,760.60, 8,635.41 and 2,639.26 is: 3,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.60 : 8,635.41 = 2,639.26 : x
  2. Step 2: Convert to fraction form
    5,760.60/8,635.41 = 2,639.26/x
  3. Step 3: Cross multiply
    5,760.60x = 8,635.41 × 2,639.26
  4. Step 4: Simplify right side
    5,760.60x = 22,791,092.20
  5. Step 5: Solve for x
    x = 22,791,092.20/5,760.60
  6. Step 6: Final answer
    x = 3,956.37

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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.