Home / 6,363.29-8,781.62-3,845.41

Finding the Fourth Proportional to 6,363.29, 8,781.62 and 3,845.41

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Solution

The fourth proportional to 6,363.29, 8,781.62 and 3,845.41 is: 5,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.29 : 8,781.62 = 3,845.41 : x
  2. Step 2: Convert to fraction form
    6,363.29/8,781.62 = 3,845.41/x
  3. Step 3: Cross multiply
    6,363.29x = 8,781.62 × 3,845.41
  4. Step 4: Simplify right side
    6,363.29x = 33,768,888.18
  5. Step 5: Solve for x
    x = 33,768,888.18/6,363.29
  6. Step 6: Final answer
    x = 5,306.83

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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.