Home / 5,452.42-8,177.40-2,164.63

Finding the Fourth Proportional to 5,452.42, 8,177.40 and 2,164.63

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Solution

The fourth proportional to 5,452.42, 8,177.40 and 2,164.63 is: 3,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.42 : 8,177.40 = 2,164.63 : x
  2. Step 2: Convert to fraction form
    5,452.42/8,177.40 = 2,164.63/x
  3. Step 3: Cross multiply
    5,452.42x = 8,177.40 × 2,164.63
  4. Step 4: Simplify right side
    5,452.42x = 17,701,034.54
  5. Step 5: Solve for x
    x = 17,701,034.54/5,452.42
  6. Step 6: Final answer
    x = 3,246.45

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Double scale
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Similar ratio
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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.