Home / 2,550.91-3,826.45-702.02

Finding the Fourth Proportional to 2,550.91, 3,826.45 and 702.02

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Solution

The fourth proportional to 2,550.91, 3,826.45 and 702.02 is: 1,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.91 : 3,826.45 = 702.02 : x
  2. Step 2: Convert to fraction form
    2,550.91/3,826.45 = 702.02/x
  3. Step 3: Cross multiply
    2,550.91x = 3,826.45 × 702.02
  4. Step 4: Simplify right side
    2,550.91x = 2,686,221.79
  5. Step 5: Solve for x
    x = 2,686,221.79/2,550.91
  6. Step 6: Final answer
    x = 1,053.05

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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.