Home / 2,578.24-3,867.36-2,468.08

Finding the Fourth Proportional to 2,578.24, 3,867.36 and 2,468.08

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Solution

The fourth proportional to 2,578.24, 3,867.36 and 2,468.08 is: 3,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578.24 : 3,867.36 = 2,468.08 : x
  2. Step 2: Convert to fraction form
    2,578.24/3,867.36 = 2,468.08/x
  3. Step 3: Cross multiply
    2,578.24x = 3,867.36 × 2,468.08
  4. Step 4: Simplify right side
    2,578.24x = 9,544,953.87
  5. Step 5: Solve for x
    x = 9,544,953.87/2,578.24
  6. Step 6: Final answer
    x = 3,702.12

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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.