Home / 5,010.22-6,914.32-3,122.92

Finding the Fourth Proportional to 5,010.22, 6,914.32 and 3,122.92

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Solution

The fourth proportional to 5,010.22, 6,914.32 and 3,122.92 is: 4,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.22 : 6,914.32 = 3,122.92 : x
  2. Step 2: Convert to fraction form
    5,010.22/6,914.32 = 3,122.92/x
  3. Step 3: Cross multiply
    5,010.22x = 6,914.32 × 3,122.92
  4. Step 4: Simplify right side
    5,010.22x = 21,592,868.21
  5. Step 5: Solve for x
    x = 21,592,868.21/5,010.22
  6. Step 6: Final answer
    x = 4,309.76

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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.