Home / 2,001.41-2,761.79-1,204.77

Finding the Fourth Proportional to 2,001.41, 2,761.79 and 1,204.77

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Solution

The fourth proportional to 2,001.41, 2,761.79 and 1,204.77 is: 1,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.41 : 2,761.79 = 1,204.77 : x
  2. Step 2: Convert to fraction form
    2,001.41/2,761.79 = 1,204.77/x
  3. Step 3: Cross multiply
    2,001.41x = 2,761.79 × 1,204.77
  4. Step 4: Simplify right side
    2,001.41x = 3,327,315.71
  5. Step 5: Solve for x
    x = 3,327,315.71/2,001.41
  6. Step 6: Final answer
    x = 1,662.49

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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.