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Finding the Fourth Proportional to 8,755.08, 12,080.50 and 4,926.18

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Solution

The fourth proportional to 8,755.08, 12,080.50 and 4,926.18 is: 6,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.08 : 12,080.50 = 4,926.18 : x
  2. Step 2: Convert to fraction form
    8,755.08/12,080.50 = 4,926.18/x
  3. Step 3: Cross multiply
    8,755.08x = 12,080.50 × 4,926.18
  4. Step 4: Simplify right side
    8,755.08x = 59,510,733.49
  5. Step 5: Solve for x
    x = 59,510,733.49/8,755.08
  6. Step 6: Final answer
    x = 6,797.28

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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.