Home / 6,748.60-10,101.30-3,620.92

Finding the Fourth Proportional to 6,748.60, 10,101.30 and 3,620.92

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Solution

The fourth proportional to 6,748.60, 10,101.30 and 3,620.92 is: 5,419.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.60 : 10,101.30 = 3,620.92 : x
  2. Step 2: Convert to fraction form
    6,748.60/10,101.30 = 3,620.92/x
  3. Step 3: Cross multiply
    6,748.60x = 10,101.30 × 3,620.92
  4. Step 4: Simplify right side
    6,748.60x = 36,575,999.20
  5. Step 5: Solve for x
    x = 36,575,999.20/6,748.60
  6. Step 6: Final answer
    x = 5,419.79

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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.