Home / 2,204.59-3,042.40-1,209.93

Finding the Fourth Proportional to 2,204.59, 3,042.40 and 1,209.93

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Solution

The fourth proportional to 2,204.59, 3,042.40 and 1,209.93 is: 1,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.59 : 3,042.40 = 1,209.93 : x
  2. Step 2: Convert to fraction form
    2,204.59/3,042.40 = 1,209.93/x
  3. Step 3: Cross multiply
    2,204.59x = 3,042.40 × 1,209.93
  4. Step 4: Simplify right side
    2,204.59x = 3,681,091.03
  5. Step 5: Solve for x
    x = 3,681,091.03/2,204.59
  6. Step 6: Final answer
    x = 1,669.74

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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.