Home / 8,175.90-11,282.88-4,591.65

Finding the Fourth Proportional to 8,175.90, 11,282.88 and 4,591.65

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Solution

The fourth proportional to 8,175.90, 11,282.88 and 4,591.65 is: 6,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.90 : 11,282.88 = 4,591.65 : x
  2. Step 2: Convert to fraction form
    8,175.90/11,282.88 = 4,591.65/x
  3. Step 3: Cross multiply
    8,175.90x = 11,282.88 × 4,591.65
  4. Step 4: Simplify right side
    8,175.90x = 51,807,035.95
  5. Step 5: Solve for x
    x = 51,807,035.95/8,175.90
  6. Step 6: Final answer
    x = 6,336.55

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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.