Home / 2,644.60-3,967.26-1,001.72

Finding the Fourth Proportional to 2,644.60, 3,967.26 and 1,001.72

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Solution

The fourth proportional to 2,644.60, 3,967.26 and 1,001.72 is: 1,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.60 : 3,967.26 = 1,001.72 : x
  2. Step 2: Convert to fraction form
    2,644.60/3,967.26 = 1,001.72/x
  3. Step 3: Cross multiply
    2,644.60x = 3,967.26 × 1,001.72
  4. Step 4: Simplify right side
    2,644.60x = 3,974,083.69
  5. Step 5: Solve for x
    x = 3,974,083.69/2,644.60
  6. Step 6: Final answer
    x = 1,502.72

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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.