Home / 3,188.58-4,400.24-1,844.38

Finding the Fourth Proportional to 3,188.58, 4,400.24 and 1,844.38

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Solution

The fourth proportional to 3,188.58, 4,400.24 and 1,844.38 is: 2,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.58 : 4,400.24 = 1,844.38 : x
  2. Step 2: Convert to fraction form
    3,188.58/4,400.24 = 1,844.38/x
  3. Step 3: Cross multiply
    3,188.58x = 4,400.24 × 1,844.38
  4. Step 4: Simplify right side
    3,188.58x = 8,115,696.55
  5. Step 5: Solve for x
    x = 8,115,696.55/3,188.58
  6. Step 6: Final answer
    x = 2,545.24

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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.