Home / 5,110.92-7,050.68-3,318.26

Finding the Fourth Proportional to 5,110.92, 7,050.68 and 3,318.26

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Solution

The fourth proportional to 5,110.92, 7,050.68 and 3,318.26 is: 4,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.92 : 7,050.68 = 3,318.26 : x
  2. Step 2: Convert to fraction form
    5,110.92/7,050.68 = 3,318.26/x
  3. Step 3: Cross multiply
    5,110.92x = 7,050.68 × 3,318.26
  4. Step 4: Simplify right side
    5,110.92x = 23,395,998.72
  5. Step 5: Solve for x
    x = 23,395,998.72/5,110.92
  6. Step 6: Final answer
    x = 4,577.65

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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.