Home / 2,427.29-3,637.71-965.64

Finding the Fourth Proportional to 2,427.29, 3,637.71 and 965.64

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Solution

The fourth proportional to 2,427.29, 3,637.71 and 965.64 is: 1,447.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.29 : 3,637.71 = 965.64 : x
  2. Step 2: Convert to fraction form
    2,427.29/3,637.71 = 965.64/x
  3. Step 3: Cross multiply
    2,427.29x = 3,637.71 × 965.64
  4. Step 4: Simplify right side
    2,427.29x = 3,512,718.28
  5. Step 5: Solve for x
    x = 3,512,718.28/2,427.29
  6. Step 6: Final answer
    x = 1,447.18

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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.