Home / 4,220.29-5,823.84-2,451.79

Finding the Fourth Proportional to 4,220.29, 5,823.84 and 2,451.79

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Solution

The fourth proportional to 4,220.29, 5,823.84 and 2,451.79 is: 3,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.29 : 5,823.84 = 2,451.79 : x
  2. Step 2: Convert to fraction form
    4,220.29/5,823.84 = 2,451.79/x
  3. Step 3: Cross multiply
    4,220.29x = 5,823.84 × 2,451.79
  4. Step 4: Simplify right side
    4,220.29x = 14,278,832.67
  5. Step 5: Solve for x
    x = 14,278,832.67/4,220.29
  6. Step 6: Final answer
    x = 3,383.38

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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.