Home / 6,731.60-10,101.56-3,655.76

Finding the Fourth Proportional to 6,731.60, 10,101.56 and 3,655.76

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Solution

The fourth proportional to 6,731.60, 10,101.56 and 3,655.76 is: 5,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.60 : 10,101.56 = 3,655.76 : x
  2. Step 2: Convert to fraction form
    6,731.60/10,101.56 = 3,655.76/x
  3. Step 3: Cross multiply
    6,731.60x = 10,101.56 × 3,655.76
  4. Step 4: Simplify right side
    6,731.60x = 36,928,878.99
  5. Step 5: Solve for x
    x = 36,928,878.99/6,731.60
  6. Step 6: Final answer
    x = 5,485.90

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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.