Home / 2,849.02-3,929.24-2,258.52

Finding the Fourth Proportional to 2,849.02, 3,929.24 and 2,258.52

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Solution

The fourth proportional to 2,849.02, 3,929.24 and 2,258.52 is: 3,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.02 : 3,929.24 = 2,258.52 : x
  2. Step 2: Convert to fraction form
    2,849.02/3,929.24 = 2,258.52/x
  3. Step 3: Cross multiply
    2,849.02x = 3,929.24 × 2,258.52
  4. Step 4: Simplify right side
    2,849.02x = 8,874,267.12
  5. Step 5: Solve for x
    x = 8,874,267.12/2,849.02
  6. Step 6: Final answer
    x = 3,114.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.