Home / 5,388.24-8,082.30-1,492.50

Finding the Fourth Proportional to 5,388.24, 8,082.30 and 1,492.50

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Solution

The fourth proportional to 5,388.24, 8,082.30 and 1,492.50 is: 2,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.24 : 8,082.30 = 1,492.50 : x
  2. Step 2: Convert to fraction form
    5,388.24/8,082.30 = 1,492.50/x
  3. Step 3: Cross multiply
    5,388.24x = 8,082.30 × 1,492.50
  4. Step 4: Simplify right side
    5,388.24x = 12,062,832.75
  5. Step 5: Solve for x
    x = 12,062,832.75/5,388.24
  6. Step 6: Final answer
    x = 2,238.73

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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.