Home / 3,904.26-5,854.91-1,271.07

Finding the Fourth Proportional to 3,904.26, 5,854.91 and 1,271.07

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Solution

The fourth proportional to 3,904.26, 5,854.91 and 1,271.07 is: 1,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.26 : 5,854.91 = 1,271.07 : x
  2. Step 2: Convert to fraction form
    3,904.26/5,854.91 = 1,271.07/x
  3. Step 3: Cross multiply
    3,904.26x = 5,854.91 × 1,271.07
  4. Step 4: Simplify right side
    3,904.26x = 7,442,000.45
  5. Step 5: Solve for x
    x = 7,442,000.45/3,904.26
  6. Step 6: Final answer
    x = 1,906.12

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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.