Home / 12,398.25-18,597.38-3,164.25

Finding the Fourth Proportional to 12,398.25, 18,597.38 and 3,164.25

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Solution

The fourth proportional to 12,398.25, 18,597.38 and 3,164.25 is: 4,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.25 : 18,597.38 = 3,164.25 : x
  2. Step 2: Convert to fraction form
    12,398.25/18,597.38 = 3,164.25/x
  3. Step 3: Cross multiply
    12,398.25x = 18,597.38 × 3,164.25
  4. Step 4: Simplify right side
    12,398.25x = 58,846,743.84
  5. Step 5: Solve for x
    x = 58,846,743.84/12,398.25
  6. Step 6: Final answer
    x = 4,746.38

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.