Home / 4,380.28-6,558.22-3,408.28

Finding the Fourth Proportional to 4,380.28, 6,558.22 and 3,408.28

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Solution

The fourth proportional to 4,380.28, 6,558.22 and 3,408.28 is: 5,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.28 : 6,558.22 = 3,408.28 : x
  2. Step 2: Convert to fraction form
    4,380.28/6,558.22 = 3,408.28/x
  3. Step 3: Cross multiply
    4,380.28x = 6,558.22 × 3,408.28
  4. Step 4: Simplify right side
    4,380.28x = 22,352,250.06
  5. Step 5: Solve for x
    x = 22,352,250.06/4,380.28
  6. Step 6: Final answer
    x = 5,102.93

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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.