Home / 5,082.13-7,623.19-2,617.66

Finding the Fourth Proportional to 5,082.13, 7,623.19 and 2,617.66

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Solution

The fourth proportional to 5,082.13, 7,623.19 and 2,617.66 is: 3,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.13 : 7,623.19 = 2,617.66 : x
  2. Step 2: Convert to fraction form
    5,082.13/7,623.19 = 2,617.66/x
  3. Step 3: Cross multiply
    5,082.13x = 7,623.19 × 2,617.66
  4. Step 4: Simplify right side
    5,082.13x = 19,954,882.09
  5. Step 5: Solve for x
    x = 19,954,882.09/5,082.13
  6. Step 6: Final answer
    x = 3,926.48

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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.