Home / 3,587.22-4,949.49-2,748.87

Finding the Fourth Proportional to 3,587.22, 4,949.49 and 2,748.87

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Solution

The fourth proportional to 3,587.22, 4,949.49 and 2,748.87 is: 3,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.22 : 4,949.49 = 2,748.87 : x
  2. Step 2: Convert to fraction form
    3,587.22/4,949.49 = 2,748.87/x
  3. Step 3: Cross multiply
    3,587.22x = 4,949.49 × 2,748.87
  4. Step 4: Simplify right side
    3,587.22x = 13,605,504.58
  5. Step 5: Solve for x
    x = 13,605,504.58/3,587.22
  6. Step 6: Final answer
    x = 3,792.77

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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.