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Finding the Fourth Proportional to 3,567.54, 5,352.86 and 1,377.81

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Solution

The fourth proportional to 3,567.54, 5,352.86 and 1,377.81 is: 2,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.54 : 5,352.86 = 1,377.81 : x
  2. Step 2: Convert to fraction form
    3,567.54/5,352.86 = 1,377.81/x
  3. Step 3: Cross multiply
    3,567.54x = 5,352.86 × 1,377.81
  4. Step 4: Simplify right side
    3,567.54x = 7,375,224.04
  5. Step 5: Solve for x
    x = 7,375,224.04/3,567.54
  6. Step 6: Final answer
    x = 2,067.31

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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.