Home / 3,812.67-5,714.15-2,053.55

Finding the Fourth Proportional to 3,812.67, 5,714.15 and 2,053.55

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Solution

The fourth proportional to 3,812.67, 5,714.15 and 2,053.55 is: 3,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.67 : 5,714.15 = 2,053.55 : x
  2. Step 2: Convert to fraction form
    3,812.67/5,714.15 = 2,053.55/x
  3. Step 3: Cross multiply
    3,812.67x = 5,714.15 × 2,053.55
  4. Step 4: Simplify right side
    3,812.67x = 11,734,296.75
  5. Step 5: Solve for x
    x = 11,734,296.75/3,812.67
  6. Step 6: Final answer
    x = 3,077.71

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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.