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Finding the Fourth Proportional to 2,339.56, 3,509.99 and 1,023.42

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Solution

The fourth proportional to 2,339.56, 3,509.99 and 1,023.42 is: 1,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.56 : 3,509.99 = 1,023.42 : x
  2. Step 2: Convert to fraction form
    2,339.56/3,509.99 = 1,023.42/x
  3. Step 3: Cross multiply
    2,339.56x = 3,509.99 × 1,023.42
  4. Step 4: Simplify right side
    2,339.56x = 3,592,208.73
  5. Step 5: Solve for x
    x = 3,592,208.73/2,339.56
  6. Step 6: Final answer
    x = 1,535.42

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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.