Home / 2,544.39-3,816.60-1,005.39

Finding the Fourth Proportional to 2,544.39, 3,816.60 and 1,005.39

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Solution

The fourth proportional to 2,544.39, 3,816.60 and 1,005.39 is: 1,508.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.39 : 3,816.60 = 1,005.39 : x
  2. Step 2: Convert to fraction form
    2,544.39/3,816.60 = 1,005.39/x
  3. Step 3: Cross multiply
    2,544.39x = 3,816.60 × 1,005.39
  4. Step 4: Simplify right side
    2,544.39x = 3,837,171.47
  5. Step 5: Solve for x
    x = 3,837,171.47/2,544.39
  6. Step 6: Final answer
    x = 1,508.09

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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.