Home / 1,841.91-2,541.79-1,002.61

Finding the Fourth Proportional to 1,841.91, 2,541.79 and 1,002.61

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Solution

The fourth proportional to 1,841.91, 2,541.79 and 1,002.61 is: 1,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.91 : 2,541.79 = 1,002.61 : x
  2. Step 2: Convert to fraction form
    1,841.91/2,541.79 = 1,002.61/x
  3. Step 3: Cross multiply
    1,841.91x = 2,541.79 × 1,002.61
  4. Step 4: Simplify right side
    1,841.91x = 2,548,424.07
  5. Step 5: Solve for x
    x = 2,548,424.07/1,841.91
  6. Step 6: Final answer
    x = 1,383.58

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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.