Home / 5,910.96-8,140.32-5,893.14

Finding the Fourth Proportional to 5,910.96, 8,140.32 and 5,893.14

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Solution

The fourth proportional to 5,910.96, 8,140.32 and 5,893.14 is: 8,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.96 : 8,140.32 = 5,893.14 : x
  2. Step 2: Convert to fraction form
    5,910.96/8,140.32 = 5,893.14/x
  3. Step 3: Cross multiply
    5,910.96x = 8,140.32 × 5,893.14
  4. Step 4: Simplify right side
    5,910.96x = 47,972,045.40
  5. Step 5: Solve for x
    x = 47,972,045.40/5,910.96
  6. Step 6: Final answer
    x = 8,115.78

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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.