Home / 8,767.46-12,100.26-5,581.08

Finding the Fourth Proportional to 8,767.46, 12,100.26 and 5,581.08

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Solution

The fourth proportional to 8,767.46, 12,100.26 and 5,581.08 is: 7,702.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.46 : 12,100.26 = 5,581.08 : x
  2. Step 2: Convert to fraction form
    8,767.46/12,100.26 = 5,581.08/x
  3. Step 3: Cross multiply
    8,767.46x = 12,100.26 × 5,581.08
  4. Step 4: Simplify right side
    8,767.46x = 67,532,519.08
  5. Step 5: Solve for x
    x = 67,532,519.08/8,767.46
  6. Step 6: Final answer
    x = 7,702.63

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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.