Home / 11,217.77-15,480.62-6,182.17

Finding the Fourth Proportional to 11,217.77, 15,480.62 and 6,182.17

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Solution

The fourth proportional to 11,217.77, 15,480.62 and 6,182.17 is: 8,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.77 : 15,480.62 = 6,182.17 : x
  2. Step 2: Convert to fraction form
    11,217.77/15,480.62 = 6,182.17/x
  3. Step 3: Cross multiply
    11,217.77x = 15,480.62 × 6,182.17
  4. Step 4: Simplify right side
    11,217.77x = 95,703,747.14
  5. Step 5: Solve for x
    x = 95,703,747.14/11,217.77
  6. Step 6: Final answer
    x = 8,531.45

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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.