Home / 5,282.91-7,925.40-2,361.20

Finding the Fourth Proportional to 5,282.91, 7,925.40 and 2,361.20

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Solution

The fourth proportional to 5,282.91, 7,925.40 and 2,361.20 is: 3,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.91 : 7,925.40 = 2,361.20 : x
  2. Step 2: Convert to fraction form
    5,282.91/7,925.40 = 2,361.20/x
  3. Step 3: Cross multiply
    5,282.91x = 7,925.40 × 2,361.20
  4. Step 4: Simplify right side
    5,282.91x = 18,713,414.85
  5. Step 5: Solve for x
    x = 18,713,414.85/5,282.91
  6. Step 6: Final answer
    x = 3,542.26

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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.