Home / 3,926.74-5,890.08-1,005.04

Finding the Fourth Proportional to 3,926.74, 5,890.08 and 1,005.04

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Solution

The fourth proportional to 3,926.74, 5,890.08 and 1,005.04 is: 1,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.74 : 5,890.08 = 1,005.04 : x
  2. Step 2: Convert to fraction form
    3,926.74/5,890.08 = 1,005.04/x
  3. Step 3: Cross multiply
    3,926.74x = 5,890.08 × 1,005.04
  4. Step 4: Simplify right side
    3,926.74x = 5,919,766.00
  5. Step 5: Solve for x
    x = 5,919,766.00/3,926.74
  6. Step 6: Final answer
    x = 1,507.55

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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.