Home / 11,284.08-15,564.31-7,741.14

Finding the Fourth Proportional to 11,284.08, 15,564.31 and 7,741.14

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Solution

The fourth proportional to 11,284.08, 15,564.31 and 7,741.14 is: 10,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.08 : 15,564.31 = 7,741.14 : x
  2. Step 2: Convert to fraction form
    11,284.08/15,564.31 = 7,741.14/x
  3. Step 3: Cross multiply
    11,284.08x = 15,564.31 × 7,741.14
  4. Step 4: Simplify right side
    11,284.08x = 120,485,502.71
  5. Step 5: Solve for x
    x = 120,485,502.71/11,284.08
  6. Step 6: Final answer
    x = 10,677.48

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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.