Home / 2,224.73-3,070-1,229.95

Finding the Fourth Proportional to 2,224.73, 3,070 and 1,229.95

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Solution

The fourth proportional to 2,224.73, 3,070 and 1,229.95 is: 1,697.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.73 : 3,070 = 1,229.95 : x
  2. Step 2: Convert to fraction form
    2,224.73/3,070 = 1,229.95/x
  3. Step 3: Cross multiply
    2,224.73x = 3,070 × 1,229.95
  4. Step 4: Simplify right side
    2,224.73x = 3,775,938.83
  5. Step 5: Solve for x
    x = 3,775,938.83/2,224.73
  6. Step 6: Final answer
    x = 1,697.26

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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.