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Finding the Fourth Proportional to 2,930.88, 4,397.70 and 1,544.88

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Solution

The fourth proportional to 2,930.88, 4,397.70 and 1,544.88 is: 2,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.88 : 4,397.70 = 1,544.88 : x
  2. Step 2: Convert to fraction form
    2,930.88/4,397.70 = 1,544.88/x
  3. Step 3: Cross multiply
    2,930.88x = 4,397.70 × 1,544.88
  4. Step 4: Simplify right side
    2,930.88x = 6,793,918.78
  5. Step 5: Solve for x
    x = 6,793,918.78/2,930.88
  6. Step 6: Final answer
    x = 2,318.05

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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.