Home / 3,588.60-5,375.55-2,124.18

Finding the Fourth Proportional to 3,588.60, 5,375.55 and 2,124.18

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Solution

The fourth proportional to 3,588.60, 5,375.55 and 2,124.18 is: 3,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.60 : 5,375.55 = 2,124.18 : x
  2. Step 2: Convert to fraction form
    3,588.60/5,375.55 = 2,124.18/x
  3. Step 3: Cross multiply
    3,588.60x = 5,375.55 × 2,124.18
  4. Step 4: Simplify right side
    3,588.60x = 11,418,635.80
  5. Step 5: Solve for x
    x = 11,418,635.80/3,588.60
  6. Step 6: Final answer
    x = 3,181.92

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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.