Home / 5,452.05-8,181.65-2,988.59

Finding the Fourth Proportional to 5,452.05, 8,181.65 and 2,988.59

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Solution

The fourth proportional to 5,452.05, 8,181.65 and 2,988.59 is: 4,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.05 : 8,181.65 = 2,988.59 : x
  2. Step 2: Convert to fraction form
    5,452.05/8,181.65 = 2,988.59/x
  3. Step 3: Cross multiply
    5,452.05x = 8,181.65 × 2,988.59
  4. Step 4: Simplify right side
    5,452.05x = 24,451,625.30
  5. Step 5: Solve for x
    x = 24,451,625.30/5,452.05
  6. Step 6: Final answer
    x = 4,484.85

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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.