Home / 6,149.24-9,239.70-5,112.44

Finding the Fourth Proportional to 6,149.24, 9,239.70 and 5,112.44

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Solution

The fourth proportional to 6,149.24, 9,239.70 and 5,112.44 is: 7,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.24 : 9,239.70 = 5,112.44 : x
  2. Step 2: Convert to fraction form
    6,149.24/9,239.70 = 5,112.44/x
  3. Step 3: Cross multiply
    6,149.24x = 9,239.70 × 5,112.44
  4. Step 4: Simplify right side
    6,149.24x = 47,237,411.87
  5. Step 5: Solve for x
    x = 47,237,411.87/6,149.24
  6. Step 6: Final answer
    x = 7,681.83

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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.