Home / 11,108.13-16,664.82-3,317.14

Finding the Fourth Proportional to 11,108.13, 16,664.82 and 3,317.14

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Solution

The fourth proportional to 11,108.13, 16,664.82 and 3,317.14 is: 4,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.13 : 16,664.82 = 3,317.14 : x
  2. Step 2: Convert to fraction form
    11,108.13/16,664.82 = 3,317.14/x
  3. Step 3: Cross multiply
    11,108.13x = 16,664.82 × 3,317.14
  4. Step 4: Simplify right side
    11,108.13x = 55,279,541.01
  5. Step 5: Solve for x
    x = 55,279,541.01/11,108.13
  6. Step 6: Final answer
    x = 4,976.49

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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.