Home / 8,039.25-11,091.74-5,058.05

Finding the Fourth Proportional to 8,039.25, 11,091.74 and 5,058.05

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Solution

The fourth proportional to 8,039.25, 11,091.74 and 5,058.05 is: 6,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.25 : 11,091.74 = 5,058.05 : x
  2. Step 2: Convert to fraction form
    8,039.25/11,091.74 = 5,058.05/x
  3. Step 3: Cross multiply
    8,039.25x = 11,091.74 × 5,058.05
  4. Step 4: Simplify right side
    8,039.25x = 56,102,494.76
  5. Step 5: Solve for x
    x = 56,102,494.76/8,039.25
  6. Step 6: Final answer
    x = 6,978.57

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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.