Home / 4,220.12-5,823.84-2,451.84

Finding the Fourth Proportional to 4,220.12, 5,823.84 and 2,451.84

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Solution

The fourth proportional to 4,220.12, 5,823.84 and 2,451.84 is: 3,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.12 : 5,823.84 = 2,451.84 : x
  2. Step 2: Convert to fraction form
    4,220.12/5,823.84 = 2,451.84/x
  3. Step 3: Cross multiply
    4,220.12x = 5,823.84 × 2,451.84
  4. Step 4: Simplify right side
    4,220.12x = 14,279,123.87
  5. Step 5: Solve for x
    x = 14,279,123.87/4,220.12
  6. Step 6: Final answer
    x = 3,383.59

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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.