Home / 1,634.01-2,254.68-935.25

Finding the Fourth Proportional to 1,634.01, 2,254.68 and 935.25

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Solution

The fourth proportional to 1,634.01, 2,254.68 and 935.25 is: 1,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.01 : 2,254.68 = 935.25 : x
  2. Step 2: Convert to fraction form
    1,634.01/2,254.68 = 935.25/x
  3. Step 3: Cross multiply
    1,634.01x = 2,254.68 × 935.25
  4. Step 4: Simplify right side
    1,634.01x = 2,108,689.47
  5. Step 5: Solve for x
    x = 2,108,689.47/1,634.01
  6. Step 6: Final answer
    x = 1,290.50

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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.