Home / 3,752.20-5,628.30-2,002.60

Finding the Fourth Proportional to 3,752.20, 5,628.30 and 2,002.60

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Solution

The fourth proportional to 3,752.20, 5,628.30 and 2,002.60 is: 3,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.20 : 5,628.30 = 2,002.60 : x
  2. Step 2: Convert to fraction form
    3,752.20/5,628.30 = 2,002.60/x
  3. Step 3: Cross multiply
    3,752.20x = 5,628.30 × 2,002.60
  4. Step 4: Simplify right side
    3,752.20x = 11,271,233.58
  5. Step 5: Solve for x
    x = 11,271,233.58/3,752.20
  6. Step 6: Final answer
    x = 3,003.90

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1.5x scale

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.