Home / 2,498.49-3,452.36-2,166.39

Finding the Fourth Proportional to 2,498.49, 3,452.36 and 2,166.39

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Solution

The fourth proportional to 2,498.49, 3,452.36 and 2,166.39 is: 2,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,498.49 : 3,452.36 = 2,166.39 : x
  2. Step 2: Convert to fraction form
    2,498.49/3,452.36 = 2,166.39/x
  3. Step 3: Cross multiply
    2,498.49x = 3,452.36 × 2,166.39
  4. Step 4: Simplify right side
    2,498.49x = 7,479,147.35
  5. Step 5: Solve for x
    x = 7,479,147.35/2,498.49
  6. Step 6: Final answer
    x = 2,993.47

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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.