Home / 4,977.57-7,470.97-2,514.12

Finding the Fourth Proportional to 4,977.57, 7,470.97 and 2,514.12

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Solution

The fourth proportional to 4,977.57, 7,470.97 and 2,514.12 is: 3,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.57 : 7,470.97 = 2,514.12 : x
  2. Step 2: Convert to fraction form
    4,977.57/7,470.97 = 2,514.12/x
  3. Step 3: Cross multiply
    4,977.57x = 7,470.97 × 2,514.12
  4. Step 4: Simplify right side
    4,977.57x = 18,782,880.79
  5. Step 5: Solve for x
    x = 18,782,880.79/4,977.57
  6. Step 6: Final answer
    x = 3,773.51

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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.