Home / 5,761.92-8,641.44-2,297.28

Finding the Fourth Proportional to 5,761.92, 8,641.44 and 2,297.28

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Solution

The fourth proportional to 5,761.92, 8,641.44 and 2,297.28 is: 3,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.92 : 8,641.44 = 2,297.28 : x
  2. Step 2: Convert to fraction form
    5,761.92/8,641.44 = 2,297.28/x
  3. Step 3: Cross multiply
    5,761.92x = 8,641.44 × 2,297.28
  4. Step 4: Simplify right side
    5,761.92x = 19,851,807.28
  5. Step 5: Solve for x
    x = 19,851,807.28/5,761.92
  6. Step 6: Final answer
    x = 3,445.35

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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.