Home / 7,231.20-10,844.10-2,549.40

Finding the Fourth Proportional to 7,231.20, 10,844.10 and 2,549.40

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Solution

The fourth proportional to 7,231.20, 10,844.10 and 2,549.40 is: 3,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.20 : 10,844.10 = 2,549.40 : x
  2. Step 2: Convert to fraction form
    7,231.20/10,844.10 = 2,549.40/x
  3. Step 3: Cross multiply
    7,231.20x = 10,844.10 × 2,549.40
  4. Step 4: Simplify right side
    7,231.20x = 27,645,948.54
  5. Step 5: Solve for x
    x = 27,645,948.54/7,231.20
  6. Step 6: Final answer
    x = 3,823.15

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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.