Home / 9,921.97-14,895.62-6,179.48

Finding the Fourth Proportional to 9,921.97, 14,895.62 and 6,179.48

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Solution

The fourth proportional to 9,921.97, 14,895.62 and 6,179.48 is: 9,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.97 : 14,895.62 = 6,179.48 : x
  2. Step 2: Convert to fraction form
    9,921.97/14,895.62 = 6,179.48/x
  3. Step 3: Cross multiply
    9,921.97x = 14,895.62 × 6,179.48
  4. Step 4: Simplify right side
    9,921.97x = 92,047,185.88
  5. Step 5: Solve for x
    x = 92,047,185.88/9,921.97
  6. Step 6: Final answer
    x = 9,277.11

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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.