Home / 8,101.44-11,179.89-4,565.25

Finding the Fourth Proportional to 8,101.44, 11,179.89 and 4,565.25

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Solution

The fourth proportional to 8,101.44, 11,179.89 and 4,565.25 is: 6,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.44 : 11,179.89 = 4,565.25 : x
  2. Step 2: Convert to fraction form
    8,101.44/11,179.89 = 4,565.25/x
  3. Step 3: Cross multiply
    8,101.44x = 11,179.89 × 4,565.25
  4. Step 4: Simplify right side
    8,101.44x = 51,038,992.82
  5. Step 5: Solve for x
    x = 51,038,992.82/8,101.44
  6. Step 6: Final answer
    x = 6,299.99

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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.