Home / 2,451.40-3,677.10-2,249.80

Finding the Fourth Proportional to 2,451.40, 3,677.10 and 2,249.80

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Solution

The fourth proportional to 2,451.40, 3,677.10 and 2,249.80 is: 3,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.40 : 3,677.10 = 2,249.80 : x
  2. Step 2: Convert to fraction form
    2,451.40/3,677.10 = 2,249.80/x
  3. Step 3: Cross multiply
    2,451.40x = 3,677.10 × 2,249.80
  4. Step 4: Simplify right side
    2,451.40x = 8,272,739.58
  5. Step 5: Solve for x
    x = 8,272,739.58/2,451.40
  6. Step 6: Final answer
    x = 3,374.70

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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.