Home / 8,468.82-12,703.91-2,625.35

Finding the Fourth Proportional to 8,468.82, 12,703.91 and 2,625.35

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Solution

The fourth proportional to 8,468.82, 12,703.91 and 2,625.35 is: 3,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.82 : 12,703.91 = 2,625.35 : x
  2. Step 2: Convert to fraction form
    8,468.82/12,703.91 = 2,625.35/x
  3. Step 3: Cross multiply
    8,468.82x = 12,703.91 × 2,625.35
  4. Step 4: Simplify right side
    8,468.82x = 33,352,133.47
  5. Step 5: Solve for x
    x = 33,352,133.47/8,468.82
  6. Step 6: Final answer
    x = 3,938.23

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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.