Home / 3,451.43-4,762.98-1,879.52

Finding the Fourth Proportional to 3,451.43, 4,762.98 and 1,879.52

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Solution

The fourth proportional to 3,451.43, 4,762.98 and 1,879.52 is: 2,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.43 : 4,762.98 = 1,879.52 : x
  2. Step 2: Convert to fraction form
    3,451.43/4,762.98 = 1,879.52/x
  3. Step 3: Cross multiply
    3,451.43x = 4,762.98 × 1,879.52
  4. Step 4: Simplify right side
    3,451.43x = 8,952,116.17
  5. Step 5: Solve for x
    x = 8,952,116.17/3,451.43
  6. Step 6: Final answer
    x = 2,593.74

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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.