Home / 4,062.51-6,091.20-1,982.70

Finding the Fourth Proportional to 4,062.51, 6,091.20 and 1,982.70

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Solution

The fourth proportional to 4,062.51, 6,091.20 and 1,982.70 is: 2,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.51 : 6,091.20 = 1,982.70 : x
  2. Step 2: Convert to fraction form
    4,062.51/6,091.20 = 1,982.70/x
  3. Step 3: Cross multiply
    4,062.51x = 6,091.20 × 1,982.70
  4. Step 4: Simplify right side
    4,062.51x = 12,077,022.24
  5. Step 5: Solve for x
    x = 12,077,022.24/4,062.51
  6. Step 6: Final answer
    x = 2,972.80

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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.