Home / 3,718.92-5,582.43-1,966.08

Finding the Fourth Proportional to 3,718.92, 5,582.43 and 1,966.08

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Solution

The fourth proportional to 3,718.92, 5,582.43 and 1,966.08 is: 2,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.92 : 5,582.43 = 1,966.08 : x
  2. Step 2: Convert to fraction form
    3,718.92/5,582.43 = 1,966.08/x
  3. Step 3: Cross multiply
    3,718.92x = 5,582.43 × 1,966.08
  4. Step 4: Simplify right side
    3,718.92x = 10,975,503.97
  5. Step 5: Solve for x
    x = 10,975,503.97/3,718.92
  6. Step 6: Final answer
    x = 2,951.26

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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.