Home / 11,730.93-16,189.05-6,425.73

Finding the Fourth Proportional to 11,730.93, 16,189.05 and 6,425.73

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Solution

The fourth proportional to 11,730.93, 16,189.05 and 6,425.73 is: 8,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.93 : 16,189.05 = 6,425.73 : x
  2. Step 2: Convert to fraction form
    11,730.93/16,189.05 = 6,425.73/x
  3. Step 3: Cross multiply
    11,730.93x = 16,189.05 × 6,425.73
  4. Step 4: Simplify right side
    11,730.93x = 104,026,464.26
  5. Step 5: Solve for x
    x = 104,026,464.26/11,730.93
  6. Step 6: Final answer
    x = 8,867.71

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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.