Home / 3,535.83-4,879.39-2,043.74

Finding the Fourth Proportional to 3,535.83, 4,879.39 and 2,043.74

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Solution

The fourth proportional to 3,535.83, 4,879.39 and 2,043.74 is: 2,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.83 : 4,879.39 = 2,043.74 : x
  2. Step 2: Convert to fraction form
    3,535.83/4,879.39 = 2,043.74/x
  3. Step 3: Cross multiply
    3,535.83x = 4,879.39 × 2,043.74
  4. Step 4: Simplify right side
    3,535.83x = 9,972,204.52
  5. Step 5: Solve for x
    x = 9,972,204.52/3,535.83
  6. Step 6: Final answer
    x = 2,820.33

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1.5x scale

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.