Home / 1,935.26-2,672.87-1,275.04

Finding the Fourth Proportional to 1,935.26, 2,672.87 and 1,275.04

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Solution

The fourth proportional to 1,935.26, 2,672.87 and 1,275.04 is: 1,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.26 : 2,672.87 = 1,275.04 : x
  2. Step 2: Convert to fraction form
    1,935.26/2,672.87 = 1,275.04/x
  3. Step 3: Cross multiply
    1,935.26x = 2,672.87 × 1,275.04
  4. Step 4: Simplify right side
    1,935.26x = 3,408,013.13
  5. Step 5: Solve for x
    x = 3,408,013.13/1,935.26
  6. Step 6: Final answer
    x = 1,761.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.