Home / 2,417.70-3,630.99-1,449.75

Finding the Fourth Proportional to 2,417.70, 3,630.99 and 1,449.75

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Solution

The fourth proportional to 2,417.70, 3,630.99 and 1,449.75 is: 2,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.70 : 3,630.99 = 1,449.75 : x
  2. Step 2: Convert to fraction form
    2,417.70/3,630.99 = 1,449.75/x
  3. Step 3: Cross multiply
    2,417.70x = 3,630.99 × 1,449.75
  4. Step 4: Simplify right side
    2,417.70x = 5,264,027.75
  5. Step 5: Solve for x
    x = 5,264,027.75/2,417.70
  6. Step 6: Final answer
    x = 2,177.29

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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.