Home / 9,995.49-14,976.82-3,418.08

Finding the Fourth Proportional to 9,995.49, 14,976.82 and 3,418.08

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Solution

The fourth proportional to 9,995.49, 14,976.82 and 3,418.08 is: 5,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.49 : 14,976.82 = 3,418.08 : x
  2. Step 2: Convert to fraction form
    9,995.49/14,976.82 = 3,418.08/x
  3. Step 3: Cross multiply
    9,995.49x = 14,976.82 × 3,418.08
  4. Step 4: Simplify right side
    9,995.49x = 51,191,968.91
  5. Step 5: Solve for x
    x = 51,191,968.91/9,995.49
  6. Step 6: Final answer
    x = 5,121.51

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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.