Home / 2,880.97-4,315.92-1,644.82

Finding the Fourth Proportional to 2,880.97, 4,315.92 and 1,644.82

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Solution

The fourth proportional to 2,880.97, 4,315.92 and 1,644.82 is: 2,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.97 : 4,315.92 = 1,644.82 : x
  2. Step 2: Convert to fraction form
    2,880.97/4,315.92 = 1,644.82/x
  3. Step 3: Cross multiply
    2,880.97x = 4,315.92 × 1,644.82
  4. Step 4: Simplify right side
    2,880.97x = 7,098,911.53
  5. Step 5: Solve for x
    x = 7,098,911.53/2,880.97
  6. Step 6: Final answer
    x = 2,464.07

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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.