Home / 2,452.86-3,384.92-1,333.78

Finding the Fourth Proportional to 2,452.86, 3,384.92 and 1,333.78

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Solution

The fourth proportional to 2,452.86, 3,384.92 and 1,333.78 is: 1,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.86 : 3,384.92 = 1,333.78 : x
  2. Step 2: Convert to fraction form
    2,452.86/3,384.92 = 1,333.78/x
  3. Step 3: Cross multiply
    2,452.86x = 3,384.92 × 1,333.78
  4. Step 4: Simplify right side
    2,452.86x = 4,514,733.47
  5. Step 5: Solve for x
    x = 4,514,733.47/2,452.86
  6. Step 6: Final answer
    x = 1,840.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.