Home / 4,838.40-7,247.16-3,269.79

Finding the Fourth Proportional to 4,838.40, 7,247.16 and 3,269.79

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Solution

The fourth proportional to 4,838.40, 7,247.16 and 3,269.79 is: 4,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.40 : 7,247.16 = 3,269.79 : x
  2. Step 2: Convert to fraction form
    4,838.40/7,247.16 = 3,269.79/x
  3. Step 3: Cross multiply
    4,838.40x = 7,247.16 × 3,269.79
  4. Step 4: Simplify right side
    4,838.40x = 23,696,691.30
  5. Step 5: Solve for x
    x = 23,696,691.30/4,838.40
  6. Step 6: Final answer
    x = 4,897.63

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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.