Home / 1,841.13-2,540.77-1,001.80

Finding the Fourth Proportional to 1,841.13, 2,540.77 and 1,001.80

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Solution

The fourth proportional to 1,841.13, 2,540.77 and 1,001.80 is: 1,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.13 : 2,540.77 = 1,001.80 : x
  2. Step 2: Convert to fraction form
    1,841.13/2,540.77 = 1,001.80/x
  3. Step 3: Cross multiply
    1,841.13x = 2,540.77 × 1,001.80
  4. Step 4: Simplify right side
    1,841.13x = 2,545,344.06
  5. Step 5: Solve for x
    x = 2,545,344.06/1,841.13
  6. Step 6: Final answer
    x = 1,382.49

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1.5x scale

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.