Home / 1,414.51-2,121.38-592.61

Finding the Fourth Proportional to 1,414.51, 2,121.38 and 592.61

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Solution

The fourth proportional to 1,414.51, 2,121.38 and 592.61 is: 888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.51 : 2,121.38 = 592.61 : x
  2. Step 2: Convert to fraction form
    1,414.51/2,121.38 = 592.61/x
  3. Step 3: Cross multiply
    1,414.51x = 2,121.38 × 592.61
  4. Step 4: Simplify right side
    1,414.51x = 1,257,151.00
  5. Step 5: Solve for x
    x = 1,257,151.00/1,414.51
  6. Step 6: Final answer
    x = 888.75

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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.