Home / 4,221.63-5,824.92-2,452.20

Finding the Fourth Proportional to 4,221.63, 5,824.92 and 2,452.20

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Solution

The fourth proportional to 4,221.63, 5,824.92 and 2,452.20 is: 3,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.63 : 5,824.92 = 2,452.20 : x
  2. Step 2: Convert to fraction form
    4,221.63/5,824.92 = 2,452.20/x
  3. Step 3: Cross multiply
    4,221.63x = 5,824.92 × 2,452.20
  4. Step 4: Simplify right side
    4,221.63x = 14,283,868.82
  5. Step 5: Solve for x
    x = 14,283,868.82/4,221.63
  6. Step 6: Final answer
    x = 3,383.50

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Half scale
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Double 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.