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Finding the Fourth Proportional to 2,900.88, 4,351.41 and 952.88

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Solution

The fourth proportional to 2,900.88, 4,351.41 and 952.88 is: 1,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.88 : 4,351.41 = 952.88 : x
  2. Step 2: Convert to fraction form
    2,900.88/4,351.41 = 952.88/x
  3. Step 3: Cross multiply
    2,900.88x = 4,351.41 × 952.88
  4. Step 4: Simplify right side
    2,900.88x = 4,146,349.80
  5. Step 5: Solve for x
    x = 4,146,349.80/2,900.88
  6. Step 6: Final answer
    x = 1,429.34

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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.