Home / 10,095.74-15,144.21-3,170.24

Finding the Fourth Proportional to 10,095.74, 15,144.21 and 3,170.24

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Solution

The fourth proportional to 10,095.74, 15,144.21 and 3,170.24 is: 4,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.74 : 15,144.21 = 3,170.24 : x
  2. Step 2: Convert to fraction form
    10,095.74/15,144.21 = 3,170.24/x
  3. Step 3: Cross multiply
    10,095.74x = 15,144.21 × 3,170.24
  4. Step 4: Simplify right side
    10,095.74x = 48,010,704.59
  5. Step 5: Solve for x
    x = 48,010,704.59/10,095.74
  6. Step 6: Final answer
    x = 4,755.54

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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.