Home / 2,091.07-3,132.96-2,040.04

Finding the Fourth Proportional to 2,091.07, 3,132.96 and 2,040.04

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Solution

The fourth proportional to 2,091.07, 3,132.96 and 2,040.04 is: 3,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.07 : 3,132.96 = 2,040.04 : x
  2. Step 2: Convert to fraction form
    2,091.07/3,132.96 = 2,040.04/x
  3. Step 3: Cross multiply
    2,091.07x = 3,132.96 × 2,040.04
  4. Step 4: Simplify right side
    2,091.07x = 6,391,363.72
  5. Step 5: Solve for x
    x = 6,391,363.72/2,091.07
  6. Step 6: Final answer
    x = 3,056.50

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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.