Home / 3,164.82-4,367.37-1,838.76

Finding the Fourth Proportional to 3,164.82, 4,367.37 and 1,838.76

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Solution

The fourth proportional to 3,164.82, 4,367.37 and 1,838.76 is: 2,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.82 : 4,367.37 = 1,838.76 : x
  2. Step 2: Convert to fraction form
    3,164.82/4,367.37 = 1,838.76/x
  3. Step 3: Cross multiply
    3,164.82x = 4,367.37 × 1,838.76
  4. Step 4: Simplify right side
    3,164.82x = 8,030,545.26
  5. Step 5: Solve for x
    x = 8,030,545.26/3,164.82
  6. Step 6: Final answer
    x = 2,537.44

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Half scale
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Double scale
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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.