Home / 5,433.57-8,153.13-2,587.27

Finding the Fourth Proportional to 5,433.57, 8,153.13 and 2,587.27

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Solution

The fourth proportional to 5,433.57, 8,153.13 and 2,587.27 is: 3,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.57 : 8,153.13 = 2,587.27 : x
  2. Step 2: Convert to fraction form
    5,433.57/8,153.13 = 2,587.27/x
  3. Step 3: Cross multiply
    5,433.57x = 8,153.13 × 2,587.27
  4. Step 4: Simplify right side
    5,433.57x = 21,094,348.66
  5. Step 5: Solve for x
    x = 21,094,348.66/5,433.57
  6. Step 6: Final answer
    x = 3,882.23

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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.