Home / 4,913.20-7,373.40-3,269.20

Finding the Fourth Proportional to 4,913.20, 7,373.40 and 3,269.20

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Solution

The fourth proportional to 4,913.20, 7,373.40 and 3,269.20 is: 4,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.20 : 7,373.40 = 3,269.20 : x
  2. Step 2: Convert to fraction form
    4,913.20/7,373.40 = 3,269.20/x
  3. Step 3: Cross multiply
    4,913.20x = 7,373.40 × 3,269.20
  4. Step 4: Simplify right side
    4,913.20x = 24,105,119.28
  5. Step 5: Solve for x
    x = 24,105,119.28/4,913.20
  6. Step 6: Final answer
    x = 4,906.20

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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.