Home / 5,008.13-6,910.61-2,769.70

Finding the Fourth Proportional to 5,008.13, 6,910.61 and 2,769.70

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Solution

The fourth proportional to 5,008.13, 6,910.61 and 2,769.70 is: 3,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.13 : 6,910.61 = 2,769.70 : x
  2. Step 2: Convert to fraction form
    5,008.13/6,910.61 = 2,769.70/x
  3. Step 3: Cross multiply
    5,008.13x = 6,910.61 × 2,769.70
  4. Step 4: Simplify right side
    5,008.13x = 19,140,316.52
  5. Step 5: Solve for x
    x = 19,140,316.52/5,008.13
  6. Step 6: Final answer
    x = 3,821.85

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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.