Home / 6,540.20-9,027.54-4,182.35

Finding the Fourth Proportional to 6,540.20, 9,027.54 and 4,182.35

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Solution

The fourth proportional to 6,540.20, 9,027.54 and 4,182.35 is: 5,772.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.20 : 9,027.54 = 4,182.35 : x
  2. Step 2: Convert to fraction form
    6,540.20/9,027.54 = 4,182.35/x
  3. Step 3: Cross multiply
    6,540.20x = 9,027.54 × 4,182.35
  4. Step 4: Simplify right side
    6,540.20x = 37,756,331.92
  5. Step 5: Solve for x
    x = 37,756,331.92/6,540.20
  6. Step 6: Final answer
    x = 5,772.96

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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.