Home / 5,361.80-8,025.42-2,761.16

Finding the Fourth Proportional to 5,361.80, 8,025.42 and 2,761.16

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Solution

The fourth proportional to 5,361.80, 8,025.42 and 2,761.16 is: 4,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.80 : 8,025.42 = 2,761.16 : x
  2. Step 2: Convert to fraction form
    5,361.80/8,025.42 = 2,761.16/x
  3. Step 3: Cross multiply
    5,361.80x = 8,025.42 × 2,761.16
  4. Step 4: Simplify right side
    5,361.80x = 22,159,468.69
  5. Step 5: Solve for x
    x = 22,159,468.69/5,361.80
  6. Step 6: Final answer
    x = 4,132.84

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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.