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Finding the Fourth Proportional to 3,334.04, 5,001.78 and 1,691.48

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Solution

The fourth proportional to 3,334.04, 5,001.78 and 1,691.48 is: 2,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.04 : 5,001.78 = 1,691.48 : x
  2. Step 2: Convert to fraction form
    3,334.04/5,001.78 = 1,691.48/x
  3. Step 3: Cross multiply
    3,334.04x = 5,001.78 × 1,691.48
  4. Step 4: Simplify right side
    3,334.04x = 8,460,410.83
  5. Step 5: Solve for x
    x = 8,460,410.83/3,334.04
  6. Step 6: Final answer
    x = 2,537.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.