Home / 2,356.73-3,532.34-1,261.88

Finding the Fourth Proportional to 2,356.73, 3,532.34 and 1,261.88

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Solution

The fourth proportional to 2,356.73, 3,532.34 and 1,261.88 is: 1,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.73 : 3,532.34 = 1,261.88 : x
  2. Step 2: Convert to fraction form
    2,356.73/3,532.34 = 1,261.88/x
  3. Step 3: Cross multiply
    2,356.73x = 3,532.34 × 1,261.88
  4. Step 4: Simplify right side
    2,356.73x = 4,457,387.94
  5. Step 5: Solve for x
    x = 4,457,387.94/2,356.73
  6. Step 6: Final answer
    x = 1,891.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.