Home / 11,642.43-16,067.12-6,606.93

Finding the Fourth Proportional to 11,642.43, 16,067.12 and 6,606.93

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Solution

The fourth proportional to 11,642.43, 16,067.12 and 6,606.93 is: 9,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.43 : 16,067.12 = 6,606.93 : x
  2. Step 2: Convert to fraction form
    11,642.43/16,067.12 = 6,606.93/x
  3. Step 3: Cross multiply
    11,642.43x = 16,067.12 × 6,606.93
  4. Step 4: Simplify right side
    11,642.43x = 106,154,304.11
  5. Step 5: Solve for x
    x = 106,154,304.11/11,642.43
  6. Step 6: Final answer
    x = 9,117.88

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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.