Home / 3,023.62-4,535.58-943.78

Finding the Fourth Proportional to 3,023.62, 4,535.58 and 943.78

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Solution

The fourth proportional to 3,023.62, 4,535.58 and 943.78 is: 1,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.62 : 4,535.58 = 943.78 : x
  2. Step 2: Convert to fraction form
    3,023.62/4,535.58 = 943.78/x
  3. Step 3: Cross multiply
    3,023.62x = 4,535.58 × 943.78
  4. Step 4: Simplify right side
    3,023.62x = 4,280,589.69
  5. Step 5: Solve for x
    x = 4,280,589.69/3,023.62
  6. Step 6: Final answer
    x = 1,415.72

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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.