Home / 8,771.13-12,104.99-4,792.84

Finding the Fourth Proportional to 8,771.13, 12,104.99 and 4,792.84

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Solution

The fourth proportional to 8,771.13, 12,104.99 and 4,792.84 is: 6,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.13 : 12,104.99 = 4,792.84 : x
  2. Step 2: Convert to fraction form
    8,771.13/12,104.99 = 4,792.84/x
  3. Step 3: Cross multiply
    8,771.13x = 12,104.99 × 4,792.84
  4. Step 4: Simplify right side
    8,771.13x = 58,017,195.78
  5. Step 5: Solve for x
    x = 58,017,195.78/8,771.13
  6. Step 6: Final answer
    x = 6,614.56

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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.