Home / 2,701.23-4,042.68-1,661.87

Finding the Fourth Proportional to 2,701.23, 4,042.68 and 1,661.87

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Solution

The fourth proportional to 2,701.23, 4,042.68 and 1,661.87 is: 2,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.23 : 4,042.68 = 1,661.87 : x
  2. Step 2: Convert to fraction form
    2,701.23/4,042.68 = 1,661.87/x
  3. Step 3: Cross multiply
    2,701.23x = 4,042.68 × 1,661.87
  4. Step 4: Simplify right side
    2,701.23x = 6,718,412.49
  5. Step 5: Solve for x
    x = 6,718,412.49/2,701.23
  6. Step 6: Final answer
    x = 2,487.17

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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.