Home / 2,281.62-3,396.48-2,269.29

Finding the Fourth Proportional to 2,281.62, 3,396.48 and 2,269.29

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Solution

The fourth proportional to 2,281.62, 3,396.48 and 2,269.29 is: 3,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.62 : 3,396.48 = 2,269.29 : x
  2. Step 2: Convert to fraction form
    2,281.62/3,396.48 = 2,269.29/x
  3. Step 3: Cross multiply
    2,281.62x = 3,396.48 × 2,269.29
  4. Step 4: Simplify right side
    2,281.62x = 7,707,598.10
  5. Step 5: Solve for x
    x = 7,707,598.10/2,281.62
  6. Step 6: Final answer
    x = 3,378.13

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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.