Home / 11,083.86-15,296.64-6,305.30

Finding the Fourth Proportional to 11,083.86, 15,296.64 and 6,305.30

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Solution

The fourth proportional to 11,083.86, 15,296.64 and 6,305.30 is: 8,701.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.86 : 15,296.64 = 6,305.30 : x
  2. Step 2: Convert to fraction form
    11,083.86/15,296.64 = 6,305.30/x
  3. Step 3: Cross multiply
    11,083.86x = 15,296.64 × 6,305.30
  4. Step 4: Simplify right side
    11,083.86x = 96,449,904.19
  5. Step 5: Solve for x
    x = 96,449,904.19/11,083.86
  6. Step 6: Final answer
    x = 8,701.83

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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.