Home / 10,785.23-14,881.16-6,067.79

Finding the Fourth Proportional to 10,785.23, 14,881.16 and 6,067.79

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Solution

The fourth proportional to 10,785.23, 14,881.16 and 6,067.79 is: 8,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.23 : 14,881.16 = 6,067.79 : x
  2. Step 2: Convert to fraction form
    10,785.23/14,881.16 = 6,067.79/x
  3. Step 3: Cross multiply
    10,785.23x = 14,881.16 × 6,067.79
  4. Step 4: Simplify right side
    10,785.23x = 90,295,723.50
  5. Step 5: Solve for x
    x = 90,295,723.50/10,785.23
  6. Step 6: Final answer
    x = 8,372.16

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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.