Home / 5,905.74-8,149.56-3,253.14

Finding the Fourth Proportional to 5,905.74, 8,149.56 and 3,253.14

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Solution

The fourth proportional to 5,905.74, 8,149.56 and 3,253.14 is: 4,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.74 : 8,149.56 = 3,253.14 : x
  2. Step 2: Convert to fraction form
    5,905.74/8,149.56 = 3,253.14/x
  3. Step 3: Cross multiply
    5,905.74x = 8,149.56 × 3,253.14
  4. Step 4: Simplify right side
    5,905.74x = 26,511,647.42
  5. Step 5: Solve for x
    x = 26,511,647.42/5,905.74
  6. Step 6: Final answer
    x = 4,489.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.