Home / 2,451.18-3,677.76-1,574.13

Finding the Fourth Proportional to 2,451.18, 3,677.76 and 1,574.13

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Solution

The fourth proportional to 2,451.18, 3,677.76 and 1,574.13 is: 2,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.18 : 3,677.76 = 1,574.13 : x
  2. Step 2: Convert to fraction form
    2,451.18/3,677.76 = 1,574.13/x
  3. Step 3: Cross multiply
    2,451.18x = 3,677.76 × 1,574.13
  4. Step 4: Simplify right side
    2,451.18x = 5,789,272.35
  5. Step 5: Solve for x
    x = 5,789,272.35/2,451.18
  6. Step 6: Final answer
    x = 2,361.83

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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.