Home / 4,220.82-5,824.23-2,542.20

Finding the Fourth Proportional to 4,220.82, 5,824.23 and 2,542.20

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Solution

The fourth proportional to 4,220.82, 5,824.23 and 2,542.20 is: 3,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.82 : 5,824.23 = 2,542.20 : x
  2. Step 2: Convert to fraction form
    4,220.82/5,824.23 = 2,542.20/x
  3. Step 3: Cross multiply
    4,220.82x = 5,824.23 × 2,542.20
  4. Step 4: Simplify right side
    4,220.82x = 14,806,357.51
  5. Step 5: Solve for x
    x = 14,806,357.51/4,220.82
  6. Step 6: Final answer
    x = 3,507.93

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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.