Home / 4,220.57-5,822.45-2,451.84

Finding the Fourth Proportional to 4,220.57, 5,822.45 and 2,451.84

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Solution

The fourth proportional to 4,220.57, 5,822.45 and 2,451.84 is: 3,382.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.57 : 5,822.45 = 2,451.84 : x
  2. Step 2: Convert to fraction form
    4,220.57/5,822.45 = 2,451.84/x
  3. Step 3: Cross multiply
    4,220.57x = 5,822.45 × 2,451.84
  4. Step 4: Simplify right side
    4,220.57x = 14,275,703.55
  5. Step 5: Solve for x
    x = 14,275,703.55/4,220.57
  6. Step 6: Final answer
    x = 3,382.42

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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.