Home / 7,252.20-10,865.70-3,348.60

Finding the Fourth Proportional to 7,252.20, 10,865.70 and 3,348.60

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Solution

The fourth proportional to 7,252.20, 10,865.70 and 3,348.60 is: 5,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.20 : 10,865.70 = 3,348.60 : x
  2. Step 2: Convert to fraction form
    7,252.20/10,865.70 = 3,348.60/x
  3. Step 3: Cross multiply
    7,252.20x = 10,865.70 × 3,348.60
  4. Step 4: Simplify right side
    7,252.20x = 36,384,883.02
  5. Step 5: Solve for x
    x = 36,384,883.02/7,252.20
  6. Step 6: Final answer
    x = 5,017.08

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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.