Home / 3,097.07-4,269.74-2,211.33

Finding the Fourth Proportional to 3,097.07, 4,269.74 and 2,211.33

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Solution

The fourth proportional to 3,097.07, 4,269.74 and 2,211.33 is: 3,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.07 : 4,269.74 = 2,211.33 : x
  2. Step 2: Convert to fraction form
    3,097.07/4,269.74 = 2,211.33/x
  3. Step 3: Cross multiply
    3,097.07x = 4,269.74 × 2,211.33
  4. Step 4: Simplify right side
    3,097.07x = 9,441,793.10
  5. Step 5: Solve for x
    x = 9,441,793.10/3,097.07
  6. Step 6: Final answer
    x = 3,048.63

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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.