Home / 3,377.39-4,673.58-2,879.24

Finding the Fourth Proportional to 3,377.39, 4,673.58 and 2,879.24

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Solution

The fourth proportional to 3,377.39, 4,673.58 and 2,879.24 is: 3,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.39 : 4,673.58 = 2,879.24 : x
  2. Step 2: Convert to fraction form
    3,377.39/4,673.58 = 2,879.24/x
  3. Step 3: Cross multiply
    3,377.39x = 4,673.58 × 2,879.24
  4. Step 4: Simplify right side
    3,377.39x = 13,456,358.48
  5. Step 5: Solve for x
    x = 13,456,358.48/3,377.39
  6. Step 6: Final answer
    x = 3,984.25

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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.