Home / 2,897.89-4,338.55-2,713.97

Finding the Fourth Proportional to 2,897.89, 4,338.55 and 2,713.97

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Solution

The fourth proportional to 2,897.89, 4,338.55 and 2,713.97 is: 4,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.89 : 4,338.55 = 2,713.97 : x
  2. Step 2: Convert to fraction form
    2,897.89/4,338.55 = 2,713.97/x
  3. Step 3: Cross multiply
    2,897.89x = 4,338.55 × 2,713.97
  4. Step 4: Simplify right side
    2,897.89x = 11,774,694.54
  5. Step 5: Solve for x
    x = 11,774,694.54/2,897.89
  6. Step 6: Final answer
    x = 4,063.20

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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.