Home / 2,797.12-4,192.48-1,823.04

Finding the Fourth Proportional to 2,797.12, 4,192.48 and 1,823.04

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Solution

The fourth proportional to 2,797.12, 4,192.48 and 1,823.04 is: 2,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.12 : 4,192.48 = 1,823.04 : x
  2. Step 2: Convert to fraction form
    2,797.12/4,192.48 = 1,823.04/x
  3. Step 3: Cross multiply
    2,797.12x = 4,192.48 × 1,823.04
  4. Step 4: Simplify right side
    2,797.12x = 7,643,058.74
  5. Step 5: Solve for x
    x = 7,643,058.74/2,797.12
  6. Step 6: Final answer
    x = 2,732.47

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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.