Home / 8,114.98-11,199.84-4,578.52

Finding the Fourth Proportional to 8,114.98, 11,199.84 and 4,578.52

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Solution

The fourth proportional to 8,114.98, 11,199.84 and 4,578.52 is: 6,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.98 : 11,199.84 = 4,578.52 : x
  2. Step 2: Convert to fraction form
    8,114.98/11,199.84 = 4,578.52/x
  3. Step 3: Cross multiply
    8,114.98x = 11,199.84 × 4,578.52
  4. Step 4: Simplify right side
    8,114.98x = 51,278,691.44
  5. Step 5: Solve for x
    x = 51,278,691.44/8,114.98
  6. Step 6: Final answer
    x = 6,319.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.