Home / 2,461.81-3,694.97-1,292.61

Finding the Fourth Proportional to 2,461.81, 3,694.97 and 1,292.61

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Solution

The fourth proportional to 2,461.81, 3,694.97 and 1,292.61 is: 1,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.81 : 3,694.97 = 1,292.61 : x
  2. Step 2: Convert to fraction form
    2,461.81/3,694.97 = 1,292.61/x
  3. Step 3: Cross multiply
    2,461.81x = 3,694.97 × 1,292.61
  4. Step 4: Simplify right side
    2,461.81x = 4,776,155.17
  5. Step 5: Solve for x
    x = 4,776,155.17/2,461.81
  6. Step 6: Final answer
    x = 1,940.10

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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.