Home / 5,677.56-8,514.77-2,388.74

Finding the Fourth Proportional to 5,677.56, 8,514.77 and 2,388.74

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Solution

The fourth proportional to 5,677.56, 8,514.77 and 2,388.74 is: 3,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.56 : 8,514.77 = 2,388.74 : x
  2. Step 2: Convert to fraction form
    5,677.56/8,514.77 = 2,388.74/x
  3. Step 3: Cross multiply
    5,677.56x = 8,514.77 × 2,388.74
  4. Step 4: Simplify right side
    5,677.56x = 20,339,517.17
  5. Step 5: Solve for x
    x = 20,339,517.17/5,677.56
  6. Step 6: Final answer
    x = 3,582.44

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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.