Home / 5,559.12-8,338.67-2,228.87

Finding the Fourth Proportional to 5,559.12, 8,338.67 and 2,228.87

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Solution

The fourth proportional to 5,559.12, 8,338.67 and 2,228.87 is: 3,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.12 : 8,338.67 = 2,228.87 : x
  2. Step 2: Convert to fraction form
    5,559.12/8,338.67 = 2,228.87/x
  3. Step 3: Cross multiply
    5,559.12x = 8,338.67 × 2,228.87
  4. Step 4: Simplify right side
    5,559.12x = 18,585,758.57
  5. Step 5: Solve for x
    x = 18,585,758.57/5,559.12
  6. Step 6: Final answer
    x = 3,343.29

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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.