Home / 5,389.24-8,086.96-2,269

Finding the Fourth Proportional to 5,389.24, 8,086.96 and 2,269

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Solution

The fourth proportional to 5,389.24, 8,086.96 and 2,269 is: 3,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.24 : 8,086.96 = 2,269 : x
  2. Step 2: Convert to fraction form
    5,389.24/8,086.96 = 2,269/x
  3. Step 3: Cross multiply
    5,389.24x = 8,086.96 × 2,269
  4. Step 4: Simplify right side
    5,389.24x = 18,349,312.24
  5. Step 5: Solve for x
    x = 18,349,312.24/5,389.24
  6. Step 6: Final answer
    x = 3,404.81

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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.