Home / 5,612.27-8,418.31-1,451.94

Finding the Fourth Proportional to 5,612.27, 8,418.31 and 1,451.94

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Solution

The fourth proportional to 5,612.27, 8,418.31 and 1,451.94 is: 2,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.27 : 8,418.31 = 1,451.94 : x
  2. Step 2: Convert to fraction form
    5,612.27/8,418.31 = 1,451.94/x
  3. Step 3: Cross multiply
    5,612.27x = 8,418.31 × 1,451.94
  4. Step 4: Simplify right side
    5,612.27x = 12,222,853.99
  5. Step 5: Solve for x
    x = 12,222,853.99/5,612.27
  6. Step 6: Final answer
    x = 2,177.88

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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.