Home / 6,650.28-9,961.38-4,009.55

Finding the Fourth Proportional to 6,650.28, 9,961.38 and 4,009.55

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Solution

The fourth proportional to 6,650.28, 9,961.38 and 4,009.55 is: 6,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.28 : 9,961.38 = 4,009.55 : x
  2. Step 2: Convert to fraction form
    6,650.28/9,961.38 = 4,009.55/x
  3. Step 3: Cross multiply
    6,650.28x = 9,961.38 × 4,009.55
  4. Step 4: Simplify right side
    6,650.28x = 39,940,601.37
  5. Step 5: Solve for x
    x = 39,940,601.37/6,650.28
  6. Step 6: Final answer
    x = 6,005.85

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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.