Home / 3,974.07-5,961.10-1,508.30

Finding the Fourth Proportional to 3,974.07, 5,961.10 and 1,508.30

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Solution

The fourth proportional to 3,974.07, 5,961.10 and 1,508.30 is: 2,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.07 : 5,961.10 = 1,508.30 : x
  2. Step 2: Convert to fraction form
    3,974.07/5,961.10 = 1,508.30/x
  3. Step 3: Cross multiply
    3,974.07x = 5,961.10 × 1,508.30
  4. Step 4: Simplify right side
    3,974.07x = 8,991,127.13
  5. Step 5: Solve for x
    x = 8,991,127.13/3,974.07
  6. Step 6: Final answer
    x = 2,262.45

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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.