Home / 5,555.68-7,667.16-3,197.76

Finding the Fourth Proportional to 5,555.68, 7,667.16 and 3,197.76

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Solution

The fourth proportional to 5,555.68, 7,667.16 and 3,197.76 is: 4,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.68 : 7,667.16 = 3,197.76 : x
  2. Step 2: Convert to fraction form
    5,555.68/7,667.16 = 3,197.76/x
  3. Step 3: Cross multiply
    5,555.68x = 7,667.16 × 3,197.76
  4. Step 4: Simplify right side
    5,555.68x = 24,517,737.56
  5. Step 5: Solve for x
    x = 24,517,737.56/5,555.68
  6. Step 6: Final answer
    x = 4,413.09

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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.