Home / 8,175.06-11,281.60-4,449.06

Finding the Fourth Proportional to 8,175.06, 11,281.60 and 4,449.06

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Solution

The fourth proportional to 8,175.06, 11,281.60 and 4,449.06 is: 6,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.06 : 11,281.60 = 4,449.06 : x
  2. Step 2: Convert to fraction form
    8,175.06/11,281.60 = 4,449.06/x
  3. Step 3: Cross multiply
    8,175.06x = 11,281.60 × 4,449.06
  4. Step 4: Simplify right side
    8,175.06x = 50,192,515.30
  5. Step 5: Solve for x
    x = 50,192,515.30/8,175.06
  6. Step 6: Final answer
    x = 6,139.71

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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.