Home / 2,934.93-4,405.29-1,995

Finding the Fourth Proportional to 2,934.93, 4,405.29 and 1,995

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Solution

The fourth proportional to 2,934.93, 4,405.29 and 1,995 is: 2,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.93 : 4,405.29 = 1,995 : x
  2. Step 2: Convert to fraction form
    2,934.93/4,405.29 = 1,995/x
  3. Step 3: Cross multiply
    2,934.93x = 4,405.29 × 1,995
  4. Step 4: Simplify right side
    2,934.93x = 8,788,553.55
  5. Step 5: Solve for x
    x = 8,788,553.55/2,934.93
  6. Step 6: Final answer
    x = 2,994.47

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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.