Home / 2,076.39-3,114.65-1,088.96

Finding the Fourth Proportional to 2,076.39, 3,114.65 and 1,088.96

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Solution

The fourth proportional to 2,076.39, 3,114.65 and 1,088.96 is: 1,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.39 : 3,114.65 = 1,088.96 : x
  2. Step 2: Convert to fraction form
    2,076.39/3,114.65 = 1,088.96/x
  3. Step 3: Cross multiply
    2,076.39x = 3,114.65 × 1,088.96
  4. Step 4: Simplify right side
    2,076.39x = 3,391,716.41
  5. Step 5: Solve for x
    x = 3,391,716.41/2,076.39
  6. Step 6: Final answer
    x = 1,633.47

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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.