Home / 8,456.08-11,667.29-5,100.86

Finding the Fourth Proportional to 8,456.08, 11,667.29 and 5,100.86

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Solution

The fourth proportional to 8,456.08, 11,667.29 and 5,100.86 is: 7,037.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.08 : 11,667.29 = 5,100.86 : x
  2. Step 2: Convert to fraction form
    8,456.08/11,667.29 = 5,100.86/x
  3. Step 3: Cross multiply
    8,456.08x = 11,667.29 × 5,100.86
  4. Step 4: Simplify right side
    8,456.08x = 59,513,129.03
  5. Step 5: Solve for x
    x = 59,513,129.03/8,456.08
  6. Step 6: Final answer
    x = 7,037.91

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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.