Home / 6,426.27-9,616.79-5,558.96

Finding the Fourth Proportional to 6,426.27, 9,616.79 and 5,558.96

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Solution

The fourth proportional to 6,426.27, 9,616.79 and 5,558.96 is: 8,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.27 : 9,616.79 = 5,558.96 : x
  2. Step 2: Convert to fraction form
    6,426.27/9,616.79 = 5,558.96/x
  3. Step 3: Cross multiply
    6,426.27x = 9,616.79 × 5,558.96
  4. Step 4: Simplify right side
    6,426.27x = 53,459,388.88
  5. Step 5: Solve for x
    x = 53,459,388.88/6,426.27
  6. Step 6: Final answer
    x = 8,318.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.