Home / 6,113.67-9,165.03-2,991.72

Finding the Fourth Proportional to 6,113.67, 9,165.03 and 2,991.72

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Solution

The fourth proportional to 6,113.67, 9,165.03 and 2,991.72 is: 4,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.67 : 9,165.03 = 2,991.72 : x
  2. Step 2: Convert to fraction form
    6,113.67/9,165.03 = 2,991.72/x
  3. Step 3: Cross multiply
    6,113.67x = 9,165.03 × 2,991.72
  4. Step 4: Simplify right side
    6,113.67x = 27,419,203.55
  5. Step 5: Solve for x
    x = 27,419,203.55/6,113.67
  6. Step 6: Final answer
    x = 4,484.90

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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.