Home / 5,176.19-7,764.12-3,082.18

Finding the Fourth Proportional to 5,176.19, 7,764.12 and 3,082.18

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Solution

The fourth proportional to 5,176.19, 7,764.12 and 3,082.18 is: 4,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.19 : 7,764.12 = 3,082.18 : x
  2. Step 2: Convert to fraction form
    5,176.19/7,764.12 = 3,082.18/x
  3. Step 3: Cross multiply
    5,176.19x = 7,764.12 × 3,082.18
  4. Step 4: Simplify right side
    5,176.19x = 23,930,410.53
  5. Step 5: Solve for x
    x = 23,930,410.53/5,176.19
  6. Step 6: Final answer
    x = 4,623.17

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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.