Home / 5,338.47-8,004.25-2,220.62

Finding the Fourth Proportional to 5,338.47, 8,004.25 and 2,220.62

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Solution

The fourth proportional to 5,338.47, 8,004.25 and 2,220.62 is: 3,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.47 : 8,004.25 = 2,220.62 : x
  2. Step 2: Convert to fraction form
    5,338.47/8,004.25 = 2,220.62/x
  3. Step 3: Cross multiply
    5,338.47x = 8,004.25 × 2,220.62
  4. Step 4: Simplify right side
    5,338.47x = 17,774,360.39
  5. Step 5: Solve for x
    x = 17,774,360.39/5,338.47
  6. Step 6: Final answer
    x = 3,329.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.