Home / 2,454.35-3,673.31-2,421.54

Finding the Fourth Proportional to 2,454.35, 3,673.31 and 2,421.54

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Solution

The fourth proportional to 2,454.35, 3,673.31 and 2,421.54 is: 3,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.35 : 3,673.31 = 2,421.54 : x
  2. Step 2: Convert to fraction form
    2,454.35/3,673.31 = 2,421.54/x
  3. Step 3: Cross multiply
    2,454.35x = 3,673.31 × 2,421.54
  4. Step 4: Simplify right side
    2,454.35x = 8,895,067.10
  5. Step 5: Solve for x
    x = 8,895,067.10/2,454.35
  6. Step 6: Final answer
    x = 3,624.20

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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.