Home / 10,709.64-16,067.18-4,134.06

Finding the Fourth Proportional to 10,709.64, 16,067.18 and 4,134.06

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Solution

The fourth proportional to 10,709.64, 16,067.18 and 4,134.06 is: 6,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.64 : 16,067.18 = 4,134.06 : x
  2. Step 2: Convert to fraction form
    10,709.64/16,067.18 = 4,134.06/x
  3. Step 3: Cross multiply
    10,709.64x = 16,067.18 × 4,134.06
  4. Step 4: Simplify right side
    10,709.64x = 66,422,686.15
  5. Step 5: Solve for x
    x = 66,422,686.15/10,709.64
  6. Step 6: Final answer
    x = 6,202.14

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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.