Home / 11,321.00-15,622.20-6,284.96

Finding the Fourth Proportional to 11,321.00, 15,622.20 and 6,284.96

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Solution

The fourth proportional to 11,321.00, 15,622.20 and 6,284.96 is: 8,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321.00 : 15,622.20 = 6,284.96 : x
  2. Step 2: Convert to fraction form
    11,321.00/15,622.20 = 6,284.96/x
  3. Step 3: Cross multiply
    11,321.00x = 15,622.20 × 6,284.96
  4. Step 4: Simplify right side
    11,321.00x = 98,184,882.58
  5. Step 5: Solve for x
    x = 98,184,882.58/11,321.00
  6. Step 6: Final answer
    x = 8,672.81

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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.