Home / 10,149.26-15,219.96-4,061.57

Finding the Fourth Proportional to 10,149.26, 15,219.96 and 4,061.57

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Solution

The fourth proportional to 10,149.26, 15,219.96 and 4,061.57 is: 6,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.26 : 15,219.96 = 4,061.57 : x
  2. Step 2: Convert to fraction form
    10,149.26/15,219.96 = 4,061.57/x
  3. Step 3: Cross multiply
    10,149.26x = 15,219.96 × 4,061.57
  4. Step 4: Simplify right side
    10,149.26x = 61,816,856.84
  5. Step 5: Solve for x
    x = 61,816,856.84/10,149.26
  6. Step 6: Final answer
    x = 6,090.78

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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.