Home / 2,281.10-3,418.88-1,046.81

Finding the Fourth Proportional to 2,281.10, 3,418.88 and 1,046.81

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Solution

The fourth proportional to 2,281.10, 3,418.88 and 1,046.81 is: 1,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.10 : 3,418.88 = 1,046.81 : x
  2. Step 2: Convert to fraction form
    2,281.10/3,418.88 = 1,046.81/x
  3. Step 3: Cross multiply
    2,281.10x = 3,418.88 × 1,046.81
  4. Step 4: Simplify right side
    2,281.10x = 3,578,895.44
  5. Step 5: Solve for x
    x = 3,578,895.44/2,281.10
  6. Step 6: Final answer
    x = 1,568.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.