Home / 10,213.44-15,321.30-3,641.16

Finding the Fourth Proportional to 10,213.44, 15,321.30 and 3,641.16

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Solution

The fourth proportional to 10,213.44, 15,321.30 and 3,641.16 is: 5,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.44 : 15,321.30 = 3,641.16 : x
  2. Step 2: Convert to fraction form
    10,213.44/15,321.30 = 3,641.16/x
  3. Step 3: Cross multiply
    10,213.44x = 15,321.30 × 3,641.16
  4. Step 4: Simplify right side
    10,213.44x = 55,787,304.71
  5. Step 5: Solve for x
    x = 55,787,304.71/10,213.44
  6. Step 6: Final answer
    x = 5,462.15

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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.