Home / 5,956.32-8,220.11-3,438.90

Finding the Fourth Proportional to 5,956.32, 8,220.11 and 3,438.90

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Solution

The fourth proportional to 5,956.32, 8,220.11 and 3,438.90 is: 4,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,956.32 : 8,220.11 = 3,438.90 : x
  2. Step 2: Convert to fraction form
    5,956.32/8,220.11 = 3,438.90/x
  3. Step 3: Cross multiply
    5,956.32x = 8,220.11 × 3,438.90
  4. Step 4: Simplify right side
    5,956.32x = 28,268,119.08
  5. Step 5: Solve for x
    x = 28,268,119.08/5,956.32
  6. Step 6: Final answer
    x = 4,745.90

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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.