Home / 8,311.23-11,460.20-6,794.06

Finding the Fourth Proportional to 8,311.23, 11,460.20 and 6,794.06

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Solution

The fourth proportional to 8,311.23, 11,460.20 and 6,794.06 is: 9,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311.23 : 11,460.20 = 6,794.06 : x
  2. Step 2: Convert to fraction form
    8,311.23/11,460.20 = 6,794.06/x
  3. Step 3: Cross multiply
    8,311.23x = 11,460.20 × 6,794.06
  4. Step 4: Simplify right side
    8,311.23x = 77,861,195.14
  5. Step 5: Solve for x
    x = 77,861,195.14/8,311.23
  6. Step 6: Final answer
    x = 9,368.19

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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.