Home / 3,022.88-4,162.02-2,746.05

Finding the Fourth Proportional to 3,022.88, 4,162.02 and 2,746.05

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Solution

The fourth proportional to 3,022.88, 4,162.02 and 2,746.05 is: 3,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.88 : 4,162.02 = 2,746.05 : x
  2. Step 2: Convert to fraction form
    3,022.88/4,162.02 = 2,746.05/x
  3. Step 3: Cross multiply
    3,022.88x = 4,162.02 × 2,746.05
  4. Step 4: Simplify right side
    3,022.88x = 11,429,115.02
  5. Step 5: Solve for x
    x = 11,429,115.02/3,022.88
  6. Step 6: Final answer
    x = 3,780.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.