Home / 5,438.84-8,158.38-3,082.01

Finding the Fourth Proportional to 5,438.84, 8,158.38 and 3,082.01

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Solution

The fourth proportional to 5,438.84, 8,158.38 and 3,082.01 is: 4,623.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.84 : 8,158.38 = 3,082.01 : x
  2. Step 2: Convert to fraction form
    5,438.84/8,158.38 = 3,082.01/x
  3. Step 3: Cross multiply
    5,438.84x = 8,158.38 × 3,082.01
  4. Step 4: Simplify right side
    5,438.84x = 25,144,167.95
  5. Step 5: Solve for x
    x = 25,144,167.95/5,438.84
  6. Step 6: Final answer
    x = 4,623.08

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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.