Home / 5,351.08-7,372.72-4,001.08

Finding the Fourth Proportional to 5,351.08, 7,372.72 and 4,001.08

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Solution

The fourth proportional to 5,351.08, 7,372.72 and 4,001.08 is: 5,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.08 : 7,372.72 = 4,001.08 : x
  2. Step 2: Convert to fraction form
    5,351.08/7,372.72 = 4,001.08/x
  3. Step 3: Cross multiply
    5,351.08x = 7,372.72 × 4,001.08
  4. Step 4: Simplify right side
    5,351.08x = 29,498,842.54
  5. Step 5: Solve for x
    x = 29,498,842.54/5,351.08
  6. Step 6: Final answer
    x = 5,512.69

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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.