Home / 2,334.87-3,221.56-1,326.36

Finding the Fourth Proportional to 2,334.87, 3,221.56 and 1,326.36

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Solution

The fourth proportional to 2,334.87, 3,221.56 and 1,326.36 is: 1,830.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.87 : 3,221.56 = 1,326.36 : x
  2. Step 2: Convert to fraction form
    2,334.87/3,221.56 = 1,326.36/x
  3. Step 3: Cross multiply
    2,334.87x = 3,221.56 × 1,326.36
  4. Step 4: Simplify right side
    2,334.87x = 4,272,948.32
  5. Step 5: Solve for x
    x = 4,272,948.32/2,334.87
  6. Step 6: Final answer
    x = 1,830.06

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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.