Home / 5,371.62-8,055.18-2,082.81

Finding the Fourth Proportional to 5,371.62, 8,055.18 and 2,082.81

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Solution

The fourth proportional to 5,371.62, 8,055.18 and 2,082.81 is: 3,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.62 : 8,055.18 = 2,082.81 : x
  2. Step 2: Convert to fraction form
    5,371.62/8,055.18 = 2,082.81/x
  3. Step 3: Cross multiply
    5,371.62x = 8,055.18 × 2,082.81
  4. Step 4: Simplify right side
    5,371.62x = 16,777,439.66
  5. Step 5: Solve for x
    x = 16,777,439.66/5,371.62
  6. Step 6: Final answer
    x = 3,123.35

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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.