Home / 3,103.39-4,281.26-1,843.74

Finding the Fourth Proportional to 3,103.39, 4,281.26 and 1,843.74

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Solution

The fourth proportional to 3,103.39, 4,281.26 and 1,843.74 is: 2,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.39 : 4,281.26 = 1,843.74 : x
  2. Step 2: Convert to fraction form
    3,103.39/4,281.26 = 1,843.74/x
  3. Step 3: Cross multiply
    3,103.39x = 4,281.26 × 1,843.74
  4. Step 4: Simplify right side
    3,103.39x = 7,893,530.31
  5. Step 5: Solve for x
    x = 7,893,530.31/3,103.39
  6. Step 6: Final answer
    x = 2,543.52

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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.