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Finding the Fourth Proportional to 8,080.35, 11,151 and 6,060.21

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Solution

The fourth proportional to 8,080.35, 11,151 and 6,060.21 is: 8,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.35 : 11,151 = 6,060.21 : x
  2. Step 2: Convert to fraction form
    8,080.35/11,151 = 6,060.21/x
  3. Step 3: Cross multiply
    8,080.35x = 11,151 × 6,060.21
  4. Step 4: Simplify right side
    8,080.35x = 67,577,401.71
  5. Step 5: Solve for x
    x = 67,577,401.71/8,080.35
  6. Step 6: Final answer
    x = 8,363.18

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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.