Home / 3,451.60-4,763.22-1,879.69

Finding the Fourth Proportional to 3,451.60, 4,763.22 and 1,879.69

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Solution

The fourth proportional to 3,451.60, 4,763.22 and 1,879.69 is: 2,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.60 : 4,763.22 = 1,879.69 : x
  2. Step 2: Convert to fraction form
    3,451.60/4,763.22 = 1,879.69/x
  3. Step 3: Cross multiply
    3,451.60x = 4,763.22 × 1,879.69
  4. Step 4: Simplify right side
    3,451.60x = 8,953,377.00
  5. Step 5: Solve for x
    x = 8,953,377.00/3,451.60
  6. Step 6: Final answer
    x = 2,593.98

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1.5x scale

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.