Home / 4,515.27-6,771.16-1,553.15

Finding the Fourth Proportional to 4,515.27, 6,771.16 and 1,553.15

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Solution

The fourth proportional to 4,515.27, 6,771.16 and 1,553.15 is: 2,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.27 : 6,771.16 = 1,553.15 : x
  2. Step 2: Convert to fraction form
    4,515.27/6,771.16 = 1,553.15/x
  3. Step 3: Cross multiply
    4,515.27x = 6,771.16 × 1,553.15
  4. Step 4: Simplify right side
    4,515.27x = 10,516,640.20
  5. Step 5: Solve for x
    x = 10,516,640.20/4,515.27
  6. Step 6: Final answer
    x = 2,329.13

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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.