Home / 5,876.39-8,109.65-3,223.91

Finding the Fourth Proportional to 5,876.39, 8,109.65 and 3,223.91

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Solution

The fourth proportional to 5,876.39, 8,109.65 and 3,223.91 is: 4,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.39 : 8,109.65 = 3,223.91 : x
  2. Step 2: Convert to fraction form
    5,876.39/8,109.65 = 3,223.91/x
  3. Step 3: Cross multiply
    5,876.39x = 8,109.65 × 3,223.91
  4. Step 4: Simplify right side
    5,876.39x = 26,144,781.73
  5. Step 5: Solve for x
    x = 26,144,781.73/5,876.39
  6. Step 6: Final answer
    x = 4,449.12

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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.