Home / 5,876.07-8,109.35-3,883.13

Finding the Fourth Proportional to 5,876.07, 8,109.35 and 3,883.13

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Solution

The fourth proportional to 5,876.07, 8,109.35 and 3,883.13 is: 5,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.07 : 8,109.35 = 3,883.13 : x
  2. Step 2: Convert to fraction form
    5,876.07/8,109.35 = 3,883.13/x
  3. Step 3: Cross multiply
    5,876.07x = 8,109.35 × 3,883.13
  4. Step 4: Simplify right side
    5,876.07x = 31,489,660.27
  5. Step 5: Solve for x
    x = 31,489,660.27/5,876.07
  6. Step 6: Final answer
    x = 5,358.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.