Home / 1,476.93-2,203.82-1,321.79

Finding the Fourth Proportional to 1,476.93, 2,203.82 and 1,321.79

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Solution

The fourth proportional to 1,476.93, 2,203.82 and 1,321.79 is: 1,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.93 : 2,203.82 = 1,321.79 : x
  2. Step 2: Convert to fraction form
    1,476.93/2,203.82 = 1,321.79/x
  3. Step 3: Cross multiply
    1,476.93x = 2,203.82 × 1,321.79
  4. Step 4: Simplify right side
    1,476.93x = 2,912,969.61
  5. Step 5: Solve for x
    x = 2,912,969.61/1,476.93
  6. Step 6: Final answer
    x = 1,972.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.