Home / 1,662.20-2,294.66-1,073.06

Finding the Fourth Proportional to 1,662.20, 2,294.66 and 1,073.06

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Solution

The fourth proportional to 1,662.20, 2,294.66 and 1,073.06 is: 1,481.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662.20 : 2,294.66 = 1,073.06 : x
  2. Step 2: Convert to fraction form
    1,662.20/2,294.66 = 1,073.06/x
  3. Step 3: Cross multiply
    1,662.20x = 2,294.66 × 1,073.06
  4. Step 4: Simplify right side
    1,662.20x = 2,462,302.49
  5. Step 5: Solve for x
    x = 2,462,302.49/1,662.20
  6. Step 6: Final answer
    x = 1,481.35

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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.