Home / 3,636.07-5,017.82-2,042.87

Finding the Fourth Proportional to 3,636.07, 5,017.82 and 2,042.87

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Solution

The fourth proportional to 3,636.07, 5,017.82 and 2,042.87 is: 2,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.07 : 5,017.82 = 2,042.87 : x
  2. Step 2: Convert to fraction form
    3,636.07/5,017.82 = 2,042.87/x
  3. Step 3: Cross multiply
    3,636.07x = 5,017.82 × 2,042.87
  4. Step 4: Simplify right side
    3,636.07x = 10,250,718.64
  5. Step 5: Solve for x
    x = 10,250,718.64/3,636.07
  6. Step 6: Final answer
    x = 2,819.18

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1.5x scale

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.