Home / 3,960.39-5,467.83-2,544.65

Finding the Fourth Proportional to 3,960.39, 5,467.83 and 2,544.65

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Solution

The fourth proportional to 3,960.39, 5,467.83 and 2,544.65 is: 3,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.39 : 5,467.83 = 2,544.65 : x
  2. Step 2: Convert to fraction form
    3,960.39/5,467.83 = 2,544.65/x
  3. Step 3: Cross multiply
    3,960.39x = 5,467.83 × 2,544.65
  4. Step 4: Simplify right side
    3,960.39x = 13,913,686.27
  5. Step 5: Solve for x
    x = 13,913,686.27/3,960.39
  6. Step 6: Final answer
    x = 3,513.21

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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.