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Finding the Fourth Proportional to 2,934.37, 4,395.04 and 2,099.88

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Solution

The fourth proportional to 2,934.37, 4,395.04 and 2,099.88 is: 3,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.37 : 4,395.04 = 2,099.88 : x
  2. Step 2: Convert to fraction form
    2,934.37/4,395.04 = 2,099.88/x
  3. Step 3: Cross multiply
    2,934.37x = 4,395.04 × 2,099.88
  4. Step 4: Simplify right side
    2,934.37x = 9,229,024.12
  5. Step 5: Solve for x
    x = 9,229,024.12/2,934.37
  6. Step 6: Final answer
    x = 3,145.15

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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.