Home / 2,321.58-3,481.34-1,088.00

Finding the Fourth Proportional to 2,321.58, 3,481.34 and 1,088.00

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Solution

The fourth proportional to 2,321.58, 3,481.34 and 1,088.00 is: 1,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.58 : 3,481.34 = 1,088.00 : x
  2. Step 2: Convert to fraction form
    2,321.58/3,481.34 = 1,088.00/x
  3. Step 3: Cross multiply
    2,321.58x = 3,481.34 × 1,088.00
  4. Step 4: Simplify right side
    2,321.58x = 3,787,675.07
  5. Step 5: Solve for x
    x = 3,787,675.07/2,321.58
  6. Step 6: Final answer
    x = 1,631.51

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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.