Home / 5,672.20-8,508.06-1,776.52

Finding the Fourth Proportional to 5,672.20, 8,508.06 and 1,776.52

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Solution

The fourth proportional to 5,672.20, 8,508.06 and 1,776.52 is: 2,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.20 : 8,508.06 = 1,776.52 : x
  2. Step 2: Convert to fraction form
    5,672.20/8,508.06 = 1,776.52/x
  3. Step 3: Cross multiply
    5,672.20x = 8,508.06 × 1,776.52
  4. Step 4: Simplify right side
    5,672.20x = 15,114,738.75
  5. Step 5: Solve for x
    x = 15,114,738.75/5,672.20
  6. Step 6: Final answer
    x = 2,664.70

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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.