Home / 2,788.73-4,184.30-1,056.95

Finding the Fourth Proportional to 2,788.73, 4,184.30 and 1,056.95

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Solution

The fourth proportional to 2,788.73, 4,184.30 and 1,056.95 is: 1,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.73 : 4,184.30 = 1,056.95 : x
  2. Step 2: Convert to fraction form
    2,788.73/4,184.30 = 1,056.95/x
  3. Step 3: Cross multiply
    2,788.73x = 4,184.30 × 1,056.95
  4. Step 4: Simplify right side
    2,788.73x = 4,422,569.68
  5. Step 5: Solve for x
    x = 4,422,569.68/2,788.73
  6. Step 6: Final answer
    x = 1,585.88

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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.