Home / 3,923.25-5,885.01-1,326.39

Finding the Fourth Proportional to 3,923.25, 5,885.01 and 1,326.39

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Solution

The fourth proportional to 3,923.25, 5,885.01 and 1,326.39 is: 1,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.25 : 5,885.01 = 1,326.39 : x
  2. Step 2: Convert to fraction form
    3,923.25/5,885.01 = 1,326.39/x
  3. Step 3: Cross multiply
    3,923.25x = 5,885.01 × 1,326.39
  4. Step 4: Simplify right side
    3,923.25x = 7,805,818.41
  5. Step 5: Solve for x
    x = 7,805,818.41/3,923.25
  6. Step 6: Final answer
    x = 1,989.63

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Double scale
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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.