Home / 5,454.91-8,171.65-3,600.37

Finding the Fourth Proportional to 5,454.91, 8,171.65 and 3,600.37

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Solution

The fourth proportional to 5,454.91, 8,171.65 and 3,600.37 is: 5,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.91 : 8,171.65 = 3,600.37 : x
  2. Step 2: Convert to fraction form
    5,454.91/8,171.65 = 3,600.37/x
  3. Step 3: Cross multiply
    5,454.91x = 8,171.65 × 3,600.37
  4. Step 4: Simplify right side
    5,454.91x = 29,420,963.51
  5. Step 5: Solve for x
    x = 29,420,963.51/5,454.91
  6. Step 6: Final answer
    x = 5,393.48

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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.