Home / 2,524.25-3,484.40-2,168.75

Finding the Fourth Proportional to 2,524.25, 3,484.40 and 2,168.75

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Solution

The fourth proportional to 2,524.25, 3,484.40 and 2,168.75 is: 2,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.25 : 3,484.40 = 2,168.75 : x
  2. Step 2: Convert to fraction form
    2,524.25/3,484.40 = 2,168.75/x
  3. Step 3: Cross multiply
    2,524.25x = 3,484.40 × 2,168.75
  4. Step 4: Simplify right side
    2,524.25x = 7,556,792.50
  5. Step 5: Solve for x
    x = 7,556,792.50/2,524.25
  6. Step 6: Final answer
    x = 2,993.68

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Half scale
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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.