Home / 6,515.44-8,992.13-3,682.96

Finding the Fourth Proportional to 6,515.44, 8,992.13 and 3,682.96

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Solution

The fourth proportional to 6,515.44, 8,992.13 and 3,682.96 is: 5,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.44 : 8,992.13 = 3,682.96 : x
  2. Step 2: Convert to fraction form
    6,515.44/8,992.13 = 3,682.96/x
  3. Step 3: Cross multiply
    6,515.44x = 8,992.13 × 3,682.96
  4. Step 4: Simplify right side
    6,515.44x = 33,117,655.10
  5. Step 5: Solve for x
    x = 33,117,655.10/6,515.44
  6. Step 6: Final answer
    x = 5,082.95

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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.