Home / 8,260.08-11,399.72-4,723.84

Finding the Fourth Proportional to 8,260.08, 11,399.72 and 4,723.84

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Solution

The fourth proportional to 8,260.08, 11,399.72 and 4,723.84 is: 6,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.08 : 11,399.72 = 4,723.84 : x
  2. Step 2: Convert to fraction form
    8,260.08/11,399.72 = 4,723.84/x
  3. Step 3: Cross multiply
    8,260.08x = 11,399.72 × 4,723.84
  4. Step 4: Simplify right side
    8,260.08x = 53,850,453.32
  5. Step 5: Solve for x
    x = 53,850,453.32/8,260.08
  6. Step 6: Final answer
    x = 6,519.36

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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.