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Finding the Fourth Proportional to 7,230.52, 10,845.74 and 2,549.44

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Solution

The fourth proportional to 7,230.52, 10,845.74 and 2,549.44 is: 3,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.52 : 10,845.74 = 2,549.44 : x
  2. Step 2: Convert to fraction form
    7,230.52/10,845.74 = 2,549.44/x
  3. Step 3: Cross multiply
    7,230.52x = 10,845.74 × 2,549.44
  4. Step 4: Simplify right side
    7,230.52x = 27,650,563.39
  5. Step 5: Solve for x
    x = 27,650,563.39/7,230.52
  6. Step 6: Final answer
    x = 3,824.15

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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.