Home / 10,782.66-14,881.44-6,067.86

Finding the Fourth Proportional to 10,782.66, 14,881.44 and 6,067.86

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Solution

The fourth proportional to 10,782.66, 14,881.44 and 6,067.86 is: 8,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.66 : 14,881.44 = 6,067.86 : x
  2. Step 2: Convert to fraction form
    10,782.66/14,881.44 = 6,067.86/x
  3. Step 3: Cross multiply
    10,782.66x = 14,881.44 × 6,067.86
  4. Step 4: Simplify right side
    10,782.66x = 90,298,494.52
  5. Step 5: Solve for x
    x = 90,298,494.52/10,782.66
  6. Step 6: Final answer
    x = 8,374.42

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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.