Home / 10,100.92-15,151.49-3,527.13

Finding the Fourth Proportional to 10,100.92, 15,151.49 and 3,527.13

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Solution

The fourth proportional to 10,100.92, 15,151.49 and 3,527.13 is: 5,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.92 : 15,151.49 = 3,527.13 : x
  2. Step 2: Convert to fraction form
    10,100.92/15,151.49 = 3,527.13/x
  3. Step 3: Cross multiply
    10,100.92x = 15,151.49 × 3,527.13
  4. Step 4: Simplify right side
    10,100.92x = 53,441,274.92
  5. Step 5: Solve for x
    x = 53,441,274.92/10,100.92
  6. Step 6: Final answer
    x = 5,290.73

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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.