Home / 11,552.82-17,331.36-3,657.32

Finding the Fourth Proportional to 11,552.82, 17,331.36 and 3,657.32

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Solution

The fourth proportional to 11,552.82, 17,331.36 and 3,657.32 is: 5,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.82 : 17,331.36 = 3,657.32 : x
  2. Step 2: Convert to fraction form
    11,552.82/17,331.36 = 3,657.32/x
  3. Step 3: Cross multiply
    11,552.82x = 17,331.36 × 3,657.32
  4. Step 4: Simplify right side
    11,552.82x = 63,386,329.56
  5. Step 5: Solve for x
    x = 63,386,329.56/11,552.82
  6. Step 6: Final answer
    x = 5,486.65

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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.