Home / 6,251.15-9,377.29-1,808.75

Finding the Fourth Proportional to 6,251.15, 9,377.29 and 1,808.75

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Solution

The fourth proportional to 6,251.15, 9,377.29 and 1,808.75 is: 2,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.15 : 9,377.29 = 1,808.75 : x
  2. Step 2: Convert to fraction form
    6,251.15/9,377.29 = 1,808.75/x
  3. Step 3: Cross multiply
    6,251.15x = 9,377.29 × 1,808.75
  4. Step 4: Simplify right side
    6,251.15x = 16,961,173.29
  5. Step 5: Solve for x
    x = 16,961,173.29/6,251.15
  6. Step 6: Final answer
    x = 2,713.29

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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.