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Finding the Fourth Proportional to 2,934.30, 4,389.30 and 2,496.90

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Solution

The fourth proportional to 2,934.30, 4,389.30 and 2,496.90 is: 3,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.30 : 4,389.30 = 2,496.90 : x
  2. Step 2: Convert to fraction form
    2,934.30/4,389.30 = 2,496.90/x
  3. Step 3: Cross multiply
    2,934.30x = 4,389.30 × 2,496.90
  4. Step 4: Simplify right side
    2,934.30x = 10,959,643.17
  5. Step 5: Solve for x
    x = 10,959,643.17/2,934.30
  6. Step 6: Final answer
    x = 3,735.01

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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.