Home / 1,841.07-2,540.65-1,001.75

Finding the Fourth Proportional to 1,841.07, 2,540.65 and 1,001.75

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Solution

The fourth proportional to 1,841.07, 2,540.65 and 1,001.75 is: 1,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.07 : 2,540.65 = 1,001.75 : x
  2. Step 2: Convert to fraction form
    1,841.07/2,540.65 = 1,001.75/x
  3. Step 3: Cross multiply
    1,841.07x = 2,540.65 × 1,001.75
  4. Step 4: Simplify right side
    1,841.07x = 2,545,096.14
  5. Step 5: Solve for x
    x = 2,545,096.14/1,841.07
  6. Step 6: Final answer
    x = 1,382.40

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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.