Home / 10,747.08-14,826.96-8,226.60

Finding the Fourth Proportional to 10,747.08, 14,826.96 and 8,226.60

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Solution

The fourth proportional to 10,747.08, 14,826.96 and 8,226.60 is: 11,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.08 : 14,826.96 = 8,226.60 : x
  2. Step 2: Convert to fraction form
    10,747.08/14,826.96 = 8,226.60/x
  3. Step 3: Cross multiply
    10,747.08x = 14,826.96 × 8,226.60
  4. Step 4: Simplify right side
    10,747.08x = 121,975,469.14
  5. Step 5: Solve for x
    x = 121,975,469.14/10,747.08
  6. Step 6: Final answer
    x = 11,349.64

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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.