Home / 1,781.97-2,672.26-1,232.48

Finding the Fourth Proportional to 1,781.97, 2,672.26 and 1,232.48

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Solution

The fourth proportional to 1,781.97, 2,672.26 and 1,232.48 is: 1,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781.97 : 2,672.26 = 1,232.48 : x
  2. Step 2: Convert to fraction form
    1,781.97/2,672.26 = 1,232.48/x
  3. Step 3: Cross multiply
    1,781.97x = 2,672.26 × 1,232.48
  4. Step 4: Simplify right side
    1,781.97x = 3,293,510.60
  5. Step 5: Solve for x
    x = 3,293,510.60/1,781.97
  6. Step 6: Final answer
    x = 1,848.25

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1.5x scale

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.