Home / 4,909.73-7,366.41-2,278.53

Finding the Fourth Proportional to 4,909.73, 7,366.41 and 2,278.53

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Solution

The fourth proportional to 4,909.73, 7,366.41 and 2,278.53 is: 3,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.73 : 7,366.41 = 2,278.53 : x
  2. Step 2: Convert to fraction form
    4,909.73/7,366.41 = 2,278.53/x
  3. Step 3: Cross multiply
    4,909.73x = 7,366.41 × 2,278.53
  4. Step 4: Simplify right side
    4,909.73x = 16,784,586.18
  5. Step 5: Solve for x
    x = 16,784,586.18/4,909.73
  6. Step 6: Final answer
    x = 3,418.64

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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.