Home / 6,638.24-9,951.60-3,348.56

Finding the Fourth Proportional to 6,638.24, 9,951.60 and 3,348.56

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Solution

The fourth proportional to 6,638.24, 9,951.60 and 3,348.56 is: 5,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638.24 : 9,951.60 = 3,348.56 : x
  2. Step 2: Convert to fraction form
    6,638.24/9,951.60 = 3,348.56/x
  3. Step 3: Cross multiply
    6,638.24x = 9,951.60 × 3,348.56
  4. Step 4: Simplify right side
    6,638.24x = 33,323,529.70
  5. Step 5: Solve for x
    x = 33,323,529.70/6,638.24
  6. Step 6: Final answer
    x = 5,019.93

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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.