Home / 7,342.44-10,134.32-4,200.44

Finding the Fourth Proportional to 7,342.44, 10,134.32 and 4,200.44

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Solution

The fourth proportional to 7,342.44, 10,134.32 and 4,200.44 is: 5,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.44 : 10,134.32 = 4,200.44 : x
  2. Step 2: Convert to fraction form
    7,342.44/10,134.32 = 4,200.44/x
  3. Step 3: Cross multiply
    7,342.44x = 10,134.32 × 4,200.44
  4. Step 4: Simplify right side
    7,342.44x = 42,568,603.10
  5. Step 5: Solve for x
    x = 42,568,603.10/7,342.44
  6. Step 6: Final answer
    x = 5,797.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.