Home / 5,876.92-8,110.80-3,754.40

Finding the Fourth Proportional to 5,876.92, 8,110.80 and 3,754.40

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Solution

The fourth proportional to 5,876.92, 8,110.80 and 3,754.40 is: 5,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.92 : 8,110.80 = 3,754.40 : x
  2. Step 2: Convert to fraction form
    5,876.92/8,110.80 = 3,754.40/x
  3. Step 3: Cross multiply
    5,876.92x = 8,110.80 × 3,754.40
  4. Step 4: Simplify right side
    5,876.92x = 30,451,187.52
  5. Step 5: Solve for x
    x = 30,451,187.52/5,876.92
  6. Step 6: Final answer
    x = 5,181.49

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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.