Home / 3,620.76-4,996.18-2,048.80

Finding the Fourth Proportional to 3,620.76, 4,996.18 and 2,048.80

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Solution

The fourth proportional to 3,620.76, 4,996.18 and 2,048.80 is: 2,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.76 : 4,996.18 = 2,048.80 : x
  2. Step 2: Convert to fraction form
    3,620.76/4,996.18 = 2,048.80/x
  3. Step 3: Cross multiply
    3,620.76x = 4,996.18 × 2,048.80
  4. Step 4: Simplify right side
    3,620.76x = 10,236,173.58
  5. Step 5: Solve for x
    x = 10,236,173.58/3,620.76
  6. Step 6: Final answer
    x = 2,827.08

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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.