Home / 3,636.34-5,017.85-2,042.90

Finding the Fourth Proportional to 3,636.34, 5,017.85 and 2,042.90

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Solution

The fourth proportional to 3,636.34, 5,017.85 and 2,042.90 is: 2,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.34 : 5,017.85 = 2,042.90 : x
  2. Step 2: Convert to fraction form
    3,636.34/5,017.85 = 2,042.90/x
  3. Step 3: Cross multiply
    3,636.34x = 5,017.85 × 2,042.90
  4. Step 4: Simplify right side
    3,636.34x = 10,250,965.77
  5. Step 5: Solve for x
    x = 10,250,965.77/3,636.34
  6. Step 6: Final answer
    x = 2,819.03

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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.