Home / 5,559.71-8,338.12-2,272.19

Finding the Fourth Proportional to 5,559.71, 8,338.12 and 2,272.19

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Solution

The fourth proportional to 5,559.71, 8,338.12 and 2,272.19 is: 3,407.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.71 : 8,338.12 = 2,272.19 : x
  2. Step 2: Convert to fraction form
    5,559.71/8,338.12 = 2,272.19/x
  3. Step 3: Cross multiply
    5,559.71x = 8,338.12 × 2,272.19
  4. Step 4: Simplify right side
    5,559.71x = 18,945,745.51
  5. Step 5: Solve for x
    x = 18,945,745.51/5,559.71
  6. Step 6: Final answer
    x = 3,407.69

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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.