Home / 6,185.75-9,255.38-4,340.47

Finding the Fourth Proportional to 6,185.75, 9,255.38 and 4,340.47

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Solution

The fourth proportional to 6,185.75, 9,255.38 and 4,340.47 is: 6,494.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.75 : 9,255.38 = 4,340.47 : x
  2. Step 2: Convert to fraction form
    6,185.75/9,255.38 = 4,340.47/x
  3. Step 3: Cross multiply
    6,185.75x = 9,255.38 × 4,340.47
  4. Step 4: Simplify right side
    6,185.75x = 40,172,631.25
  5. Step 5: Solve for x
    x = 40,172,631.25/6,185.75
  6. Step 6: Final answer
    x = 6,494.38

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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.