Home / 8,935.15-13,398.38-2,694

Finding the Fourth Proportional to 8,935.15, 13,398.38 and 2,694

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Solution

The fourth proportional to 8,935.15, 13,398.38 and 2,694 is: 4,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.15 : 13,398.38 = 2,694 : x
  2. Step 2: Convert to fraction form
    8,935.15/13,398.38 = 2,694/x
  3. Step 3: Cross multiply
    8,935.15x = 13,398.38 × 2,694
  4. Step 4: Simplify right side
    8,935.15x = 36,095,222.25
  5. Step 5: Solve for x
    x = 36,095,222.25/8,935.15
  6. Step 6: Final answer
    x = 4,039.69

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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.