Home / 5,010.80-6,910.61-3,020.92

Finding the Fourth Proportional to 5,010.80, 6,910.61 and 3,020.92

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Solution

The fourth proportional to 5,010.80, 6,910.61 and 3,020.92 is: 4,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.80 : 6,910.61 = 3,020.92 : x
  2. Step 2: Convert to fraction form
    5,010.80/6,910.61 = 3,020.92/x
  3. Step 3: Cross multiply
    5,010.80x = 6,910.61 × 3,020.92
  4. Step 4: Simplify right side
    5,010.80x = 20,876,367.58
  5. Step 5: Solve for x
    x = 20,876,367.58/5,010.80
  6. Step 6: Final answer
    x = 4,166.28

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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.