Home / 2,084.68-2,873.55-1,641.88

Finding the Fourth Proportional to 2,084.68, 2,873.55 and 1,641.88

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Solution

The fourth proportional to 2,084.68, 2,873.55 and 1,641.88 is: 2,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.68 : 2,873.55 = 1,641.88 : x
  2. Step 2: Convert to fraction form
    2,084.68/2,873.55 = 1,641.88/x
  3. Step 3: Cross multiply
    2,084.68x = 2,873.55 × 1,641.88
  4. Step 4: Simplify right side
    2,084.68x = 4,718,024.27
  5. Step 5: Solve for x
    x = 4,718,024.27/2,084.68
  6. Step 6: Final answer
    x = 2,263.19

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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.