Home / 8,110.49-12,161.57-3,724.13

Finding the Fourth Proportional to 8,110.49, 12,161.57 and 3,724.13

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Solution

The fourth proportional to 8,110.49, 12,161.57 and 3,724.13 is: 5,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.49 : 12,161.57 = 3,724.13 : x
  2. Step 2: Convert to fraction form
    8,110.49/12,161.57 = 3,724.13/x
  3. Step 3: Cross multiply
    8,110.49x = 12,161.57 × 3,724.13
  4. Step 4: Simplify right side
    8,110.49x = 45,291,188.26
  5. Step 5: Solve for x
    x = 45,291,188.26/8,110.49
  6. Step 6: Final answer
    x = 5,584.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.