Home / 4,933.45-7,398.78-1,374.76

Finding the Fourth Proportional to 4,933.45, 7,398.78 and 1,374.76

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Solution

The fourth proportional to 4,933.45, 7,398.78 and 1,374.76 is: 2,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.45 : 7,398.78 = 1,374.76 : x
  2. Step 2: Convert to fraction form
    4,933.45/7,398.78 = 1,374.76/x
  3. Step 3: Cross multiply
    4,933.45x = 7,398.78 × 1,374.76
  4. Step 4: Simplify right side
    4,933.45x = 10,171,509.80
  5. Step 5: Solve for x
    x = 10,171,509.80/4,933.45
  6. Step 6: Final answer
    x = 2,061.75

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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.