Home / 8,363.04-11,540.66-4,778.18

Finding the Fourth Proportional to 8,363.04, 11,540.66 and 4,778.18

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Solution

The fourth proportional to 8,363.04, 11,540.66 and 4,778.18 is: 6,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.04 : 11,540.66 = 4,778.18 : x
  2. Step 2: Convert to fraction form
    8,363.04/11,540.66 = 4,778.18/x
  3. Step 3: Cross multiply
    8,363.04x = 11,540.66 × 4,778.18
  4. Step 4: Simplify right side
    8,363.04x = 55,143,350.80
  5. Step 5: Solve for x
    x = 55,143,350.80/8,363.04
  6. Step 6: Final answer
    x = 6,593.70

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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.