Home / 10,100.40-15,147.34-3,344.73

Finding the Fourth Proportional to 10,100.40, 15,147.34 and 3,344.73

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Solution

The fourth proportional to 10,100.40, 15,147.34 and 3,344.73 is: 5,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.40 : 15,147.34 = 3,344.73 : x
  2. Step 2: Convert to fraction form
    10,100.40/15,147.34 = 3,344.73/x
  3. Step 3: Cross multiply
    10,100.40x = 15,147.34 × 3,344.73
  4. Step 4: Simplify right side
    10,100.40x = 50,663,762.52
  5. Step 5: Solve for x
    x = 50,663,762.52/10,100.40
  6. Step 6: Final answer
    x = 5,016.02

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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.