Home / 3,937.19-5,906.10-1,304.59

Finding the Fourth Proportional to 3,937.19, 5,906.10 and 1,304.59

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Solution

The fourth proportional to 3,937.19, 5,906.10 and 1,304.59 is: 1,956.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.19 : 5,906.10 = 1,304.59 : x
  2. Step 2: Convert to fraction form
    3,937.19/5,906.10 = 1,304.59/x
  3. Step 3: Cross multiply
    3,937.19x = 5,906.10 × 1,304.59
  4. Step 4: Simplify right side
    3,937.19x = 7,705,039.00
  5. Step 5: Solve for x
    x = 7,705,039.00/3,937.19
  6. Step 6: Final answer
    x = 1,956.99

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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.