Home / 2,423.74-3,634.86-1,253.38

Finding the Fourth Proportional to 2,423.74, 3,634.86 and 1,253.38

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Solution

The fourth proportional to 2,423.74, 3,634.86 and 1,253.38 is: 1,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.74 : 3,634.86 = 1,253.38 : x
  2. Step 2: Convert to fraction form
    2,423.74/3,634.86 = 1,253.38/x
  3. Step 3: Cross multiply
    2,423.74x = 3,634.86 × 1,253.38
  4. Step 4: Simplify right side
    2,423.74x = 4,555,860.83
  5. Step 5: Solve for x
    x = 4,555,860.83/2,423.74
  6. Step 6: Final answer
    x = 1,879.68

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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.