Home / 3,948.36-5,924.34-1,974.12

Finding the Fourth Proportional to 3,948.36, 5,924.34 and 1,974.12

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Solution

The fourth proportional to 3,948.36, 5,924.34 and 1,974.12 is: 2,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.36 : 5,924.34 = 1,974.12 : x
  2. Step 2: Convert to fraction form
    3,948.36/5,924.34 = 1,974.12/x
  3. Step 3: Cross multiply
    3,948.36x = 5,924.34 × 1,974.12
  4. Step 4: Simplify right side
    3,948.36x = 11,695,358.08
  5. Step 5: Solve for x
    x = 11,695,358.08/3,948.36
  6. Step 6: Final answer
    x = 2,962.08

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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.