Home / 10,656.93-15,987.96-4,082.97

Finding the Fourth Proportional to 10,656.93, 15,987.96 and 4,082.97

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Solution

The fourth proportional to 10,656.93, 15,987.96 and 4,082.97 is: 6,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.93 : 15,987.96 = 4,082.97 : x
  2. Step 2: Convert to fraction form
    10,656.93/15,987.96 = 4,082.97/x
  3. Step 3: Cross multiply
    10,656.93x = 15,987.96 × 4,082.97
  4. Step 4: Simplify right side
    10,656.93x = 65,278,361.04
  5. Step 5: Solve for x
    x = 65,278,361.04/10,656.93
  6. Step 6: Final answer
    x = 6,125.44

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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.