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Finding the Fourth Proportional to 4,803.74, 7,203.89 and 1,682.95

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Solution

The fourth proportional to 4,803.74, 7,203.89 and 1,682.95 is: 2,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.74 : 7,203.89 = 1,682.95 : x
  2. Step 2: Convert to fraction form
    4,803.74/7,203.89 = 1,682.95/x
  3. Step 3: Cross multiply
    4,803.74x = 7,203.89 × 1,682.95
  4. Step 4: Simplify right side
    4,803.74x = 12,123,772.87
  5. Step 5: Solve for x
    x = 12,123,772.87/4,803.74
  6. Step 6: Final answer
    x = 2,523.82

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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.