Home / 6,742.85-10,112.22-2,239.01

Finding the Fourth Proportional to 6,742.85, 10,112.22 and 2,239.01

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Solution

The fourth proportional to 6,742.85, 10,112.22 and 2,239.01 is: 3,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.85 : 10,112.22 = 2,239.01 : x
  2. Step 2: Convert to fraction form
    6,742.85/10,112.22 = 2,239.01/x
  3. Step 3: Cross multiply
    6,742.85x = 10,112.22 × 2,239.01
  4. Step 4: Simplify right side
    6,742.85x = 22,641,311.14
  5. Step 5: Solve for x
    x = 22,641,311.14/6,742.85
  6. Step 6: Final answer
    x = 3,357.83

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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.