Home / 4,423.20-6,102.72-2,745.92

Finding the Fourth Proportional to 4,423.20, 6,102.72 and 2,745.92

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Solution

The fourth proportional to 4,423.20, 6,102.72 and 2,745.92 is: 3,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.20 : 6,102.72 = 2,745.92 : x
  2. Step 2: Convert to fraction form
    4,423.20/6,102.72 = 2,745.92/x
  3. Step 3: Cross multiply
    4,423.20x = 6,102.72 × 2,745.92
  4. Step 4: Simplify right side
    4,423.20x = 16,757,580.90
  5. Step 5: Solve for x
    x = 16,757,580.90/4,423.20
  6. Step 6: Final answer
    x = 3,788.57

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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.