Home / 8,326.24-11,488.96-4,789.60

Finding the Fourth Proportional to 8,326.24, 11,488.96 and 4,789.60

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Solution

The fourth proportional to 8,326.24, 11,488.96 and 4,789.60 is: 6,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.24 : 11,488.96 = 4,789.60 : x
  2. Step 2: Convert to fraction form
    8,326.24/11,488.96 = 4,789.60/x
  3. Step 3: Cross multiply
    8,326.24x = 11,488.96 × 4,789.60
  4. Step 4: Simplify right side
    8,326.24x = 55,027,522.82
  5. Step 5: Solve for x
    x = 55,027,522.82/8,326.24
  6. Step 6: Final answer
    x = 6,608.93

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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.