Home / 1,937.22-2,672.77-1,097.79

Finding the Fourth Proportional to 1,937.22, 2,672.77 and 1,097.79

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Solution

The fourth proportional to 1,937.22, 2,672.77 and 1,097.79 is: 1,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.22 : 2,672.77 = 1,097.79 : x
  2. Step 2: Convert to fraction form
    1,937.22/2,672.77 = 1,097.79/x
  3. Step 3: Cross multiply
    1,937.22x = 2,672.77 × 1,097.79
  4. Step 4: Simplify right side
    1,937.22x = 2,934,140.18
  5. Step 5: Solve for x
    x = 2,934,140.18/1,937.22
  6. Step 6: Final answer
    x = 1,514.61

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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.