Home / 3,409.73-4,705.65-2,568.95

Finding the Fourth Proportional to 3,409.73, 4,705.65 and 2,568.95

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Solution

The fourth proportional to 3,409.73, 4,705.65 and 2,568.95 is: 3,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.73 : 4,705.65 = 2,568.95 : x
  2. Step 2: Convert to fraction form
    3,409.73/4,705.65 = 2,568.95/x
  3. Step 3: Cross multiply
    3,409.73x = 4,705.65 × 2,568.95
  4. Step 4: Simplify right side
    3,409.73x = 12,088,556.04
  5. Step 5: Solve for x
    x = 12,088,556.04/3,409.73
  6. Step 6: Final answer
    x = 3,545.32

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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.