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Finding the Fourth Proportional to 4,019.31, 6,030 and 1,553.49

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Solution

The fourth proportional to 4,019.31, 6,030 and 1,553.49 is: 2,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.31 : 6,030 = 1,553.49 : x
  2. Step 2: Convert to fraction form
    4,019.31/6,030 = 1,553.49/x
  3. Step 3: Cross multiply
    4,019.31x = 6,030 × 1,553.49
  4. Step 4: Simplify right side
    4,019.31x = 9,367,544.70
  5. Step 5: Solve for x
    x = 9,367,544.70/4,019.31
  6. Step 6: Final answer
    x = 2,330.64

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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.