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Finding the Fourth Proportional to 3,063, 4,227.03 and 1,665.84

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Solution

The fourth proportional to 3,063, 4,227.03 and 1,665.84 is: 2,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063 : 4,227.03 = 1,665.84 : x
  2. Step 2: Convert to fraction form
    3,063/4,227.03 = 1,665.84/x
  3. Step 3: Cross multiply
    3,063x = 4,227.03 × 1,665.84
  4. Step 4: Simplify right side
    3,063x = 7,041,555.66
  5. Step 5: Solve for x
    x = 7,041,555.66/3,063
  6. Step 6: Final answer
    x = 2,298.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.