Home / 2,693.49-3,717.72-1,646.43

Finding the Fourth Proportional to 2,693.49, 3,717.72 and 1,646.43

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Solution

The fourth proportional to 2,693.49, 3,717.72 and 1,646.43 is: 2,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.49 : 3,717.72 = 1,646.43 : x
  2. Step 2: Convert to fraction form
    2,693.49/3,717.72 = 1,646.43/x
  3. Step 3: Cross multiply
    2,693.49x = 3,717.72 × 1,646.43
  4. Step 4: Simplify right side
    2,693.49x = 6,120,965.74
  5. Step 5: Solve for x
    x = 6,120,965.74/2,693.49
  6. Step 6: Final answer
    x = 2,272.50

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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.