Home / 10,049.96-15,079.04-3,480.77

Finding the Fourth Proportional to 10,049.96, 15,079.04 and 3,480.77

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Solution

The fourth proportional to 10,049.96, 15,079.04 and 3,480.77 is: 5,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.96 : 15,079.04 = 3,480.77 : x
  2. Step 2: Convert to fraction form
    10,049.96/15,079.04 = 3,480.77/x
  3. Step 3: Cross multiply
    10,049.96x = 15,079.04 × 3,480.77
  4. Step 4: Simplify right side
    10,049.96x = 52,486,577.26
  5. Step 5: Solve for x
    x = 52,486,577.26/10,049.96
  6. Step 6: Final answer
    x = 5,222.57

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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.