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Finding the Fourth Proportional to 3,456.01, 4,767.94 and 1,943.22

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Solution

The fourth proportional to 3,456.01, 4,767.94 and 1,943.22 is: 2,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.01 : 4,767.94 = 1,943.22 : x
  2. Step 2: Convert to fraction form
    3,456.01/4,767.94 = 1,943.22/x
  3. Step 3: Cross multiply
    3,456.01x = 4,767.94 × 1,943.22
  4. Step 4: Simplify right side
    3,456.01x = 9,265,176.68
  5. Step 5: Solve for x
    x = 9,265,176.68/3,456.01
  6. Step 6: Final answer
    x = 2,680.89

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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.