Home / 5,010.27-6,914.23-3,122.61

Finding the Fourth Proportional to 5,010.27, 6,914.23 and 3,122.61

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Solution

The fourth proportional to 5,010.27, 6,914.23 and 3,122.61 is: 4,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.27 : 6,914.23 = 3,122.61 : x
  2. Step 2: Convert to fraction form
    5,010.27/6,914.23 = 3,122.61/x
  3. Step 3: Cross multiply
    5,010.27x = 6,914.23 × 3,122.61
  4. Step 4: Simplify right side
    5,010.27x = 21,590,466.46
  5. Step 5: Solve for x
    x = 21,590,466.46/5,010.27
  6. Step 6: Final answer
    x = 4,309.25

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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.