Home / 5,338.59-8,003.56-2,220.93

Finding the Fourth Proportional to 5,338.59, 8,003.56 and 2,220.93

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Solution

The fourth proportional to 5,338.59, 8,003.56 and 2,220.93 is: 3,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.59 : 8,003.56 = 2,220.93 : x
  2. Step 2: Convert to fraction form
    5,338.59/8,003.56 = 2,220.93/x
  3. Step 3: Cross multiply
    5,338.59x = 8,003.56 × 2,220.93
  4. Step 4: Simplify right side
    5,338.59x = 17,775,346.51
  5. Step 5: Solve for x
    x = 17,775,346.51/5,338.59
  6. Step 6: Final answer
    x = 3,329.60

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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.