Home / 3,948.36-5,925.78-2,001.12

Finding the Fourth Proportional to 3,948.36, 5,925.78 and 2,001.12

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Solution

The fourth proportional to 3,948.36, 5,925.78 and 2,001.12 is: 3,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.36 : 5,925.78 = 2,001.12 : x
  2. Step 2: Convert to fraction form
    3,948.36/5,925.78 = 2,001.12/x
  3. Step 3: Cross multiply
    3,948.36x = 5,925.78 × 2,001.12
  4. Step 4: Simplify right side
    3,948.36x = 11,858,196.87
  5. Step 5: Solve for x
    x = 11,858,196.87/3,948.36
  6. Step 6: Final answer
    x = 3,003.32

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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.