Home / 11,108.64-16,665.36-4,183.14

Finding the Fourth Proportional to 11,108.64, 16,665.36 and 4,183.14

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Solution

The fourth proportional to 11,108.64, 16,665.36 and 4,183.14 is: 6,275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.64 : 16,665.36 = 4,183.14 : x
  2. Step 2: Convert to fraction form
    11,108.64/16,665.36 = 4,183.14/x
  3. Step 3: Cross multiply
    11,108.64x = 16,665.36 × 4,183.14
  4. Step 4: Simplify right side
    11,108.64x = 69,713,534.03
  5. Step 5: Solve for x
    x = 69,713,534.03/11,108.64
  6. Step 6: Final answer
    x = 6,275.61

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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.