Home / 8,200.55-11,317.46-6,704.28

Finding the Fourth Proportional to 8,200.55, 11,317.46 and 6,704.28

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Solution

The fourth proportional to 8,200.55, 11,317.46 and 6,704.28 is: 9,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.55 : 11,317.46 = 6,704.28 : x
  2. Step 2: Convert to fraction form
    8,200.55/11,317.46 = 6,704.28/x
  3. Step 3: Cross multiply
    8,200.55x = 11,317.46 × 6,704.28
  4. Step 4: Simplify right side
    8,200.55x = 75,875,387.21
  5. Step 5: Solve for x
    x = 75,875,387.21/8,200.55
  6. Step 6: Final answer
    x = 9,252.47

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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.