Home / 6,185.88-9,278.70-1,505.92

Finding the Fourth Proportional to 6,185.88, 9,278.70 and 1,505.92

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Solution

The fourth proportional to 6,185.88, 9,278.70 and 1,505.92 is: 2,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.88 : 9,278.70 = 1,505.92 : x
  2. Step 2: Convert to fraction form
    6,185.88/9,278.70 = 1,505.92/x
  3. Step 3: Cross multiply
    6,185.88x = 9,278.70 × 1,505.92
  4. Step 4: Simplify right side
    6,185.88x = 13,972,979.90
  5. Step 5: Solve for x
    x = 13,972,979.90/6,185.88
  6. Step 6: Final answer
    x = 2,258.85

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Similar ratio
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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.