Home / 10,091.13-13,917.87-6,555.48

Finding the Fourth Proportional to 10,091.13, 13,917.87 and 6,555.48

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Solution

The fourth proportional to 10,091.13, 13,917.87 and 6,555.48 is: 9,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.13 : 13,917.87 = 6,555.48 : x
  2. Step 2: Convert to fraction form
    10,091.13/13,917.87 = 6,555.48/x
  3. Step 3: Cross multiply
    10,091.13x = 13,917.87 × 6,555.48
  4. Step 4: Simplify right side
    10,091.13x = 91,238,318.43
  5. Step 5: Solve for x
    x = 91,238,318.43/10,091.13
  6. Step 6: Final answer
    x = 9,041.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.