Home / 8,245.70-11,369.91-6,353.06

Finding the Fourth Proportional to 8,245.70, 11,369.91 and 6,353.06

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Solution

The fourth proportional to 8,245.70, 11,369.91 and 6,353.06 is: 8,760.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.70 : 11,369.91 = 6,353.06 : x
  2. Step 2: Convert to fraction form
    8,245.70/11,369.91 = 6,353.06/x
  3. Step 3: Cross multiply
    8,245.70x = 11,369.91 × 6,353.06
  4. Step 4: Simplify right side
    8,245.70x = 72,233,720.42
  5. Step 5: Solve for x
    x = 72,233,720.42/8,245.70
  6. Step 6: Final answer
    x = 8,760.17

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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.