Home / 10,116.75-13,961.12-5,868.61

Finding the Fourth Proportional to 10,116.75, 13,961.12 and 5,868.61

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Solution

The fourth proportional to 10,116.75, 13,961.12 and 5,868.61 is: 8,098.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.75 : 13,961.12 = 5,868.61 : x
  2. Step 2: Convert to fraction form
    10,116.75/13,961.12 = 5,868.61/x
  3. Step 3: Cross multiply
    10,116.75x = 13,961.12 × 5,868.61
  4. Step 4: Simplify right side
    10,116.75x = 81,932,368.44
  5. Step 5: Solve for x
    x = 81,932,368.44/10,116.75
  6. Step 6: Final answer
    x = 8,098.68

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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.