Home / 2,269.12-3,376.23-2,212.62

Finding the Fourth Proportional to 2,269.12, 3,376.23 and 2,212.62

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Solution

The fourth proportional to 2,269.12, 3,376.23 and 2,212.62 is: 3,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.12 : 3,376.23 = 2,212.62 : x
  2. Step 2: Convert to fraction form
    2,269.12/3,376.23 = 2,212.62/x
  3. Step 3: Cross multiply
    2,269.12x = 3,376.23 × 2,212.62
  4. Step 4: Simplify right side
    2,269.12x = 7,470,314.02
  5. Step 5: Solve for x
    x = 7,470,314.02/2,269.12
  6. Step 6: Final answer
    x = 3,292.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.