Home / 2,883.66-4,326.90-1,787.73

Finding the Fourth Proportional to 2,883.66, 4,326.90 and 1,787.73

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Solution

The fourth proportional to 2,883.66, 4,326.90 and 1,787.73 is: 2,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.66 : 4,326.90 = 1,787.73 : x
  2. Step 2: Convert to fraction form
    2,883.66/4,326.90 = 1,787.73/x
  3. Step 3: Cross multiply
    2,883.66x = 4,326.90 × 1,787.73
  4. Step 4: Simplify right side
    2,883.66x = 7,735,328.94
  5. Step 5: Solve for x
    x = 7,735,328.94/2,883.66
  6. Step 6: Final answer
    x = 2,682.47

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1.5x scale

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.