Home / 2,924.64-4,389.84-2,687.04

Finding the Fourth Proportional to 2,924.64, 4,389.84 and 2,687.04

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Solution

The fourth proportional to 2,924.64, 4,389.84 and 2,687.04 is: 4,033.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.64 : 4,389.84 = 2,687.04 : x
  2. Step 2: Convert to fraction form
    2,924.64/4,389.84 = 2,687.04/x
  3. Step 3: Cross multiply
    2,924.64x = 4,389.84 × 2,687.04
  4. Step 4: Simplify right side
    2,924.64x = 11,795,675.67
  5. Step 5: Solve for x
    x = 11,795,675.67/2,924.64
  6. Step 6: Final answer
    x = 4,033.21

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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.