Home / 9,171.77-12,656.79-6,027.75

Finding the Fourth Proportional to 9,171.77, 12,656.79 and 6,027.75

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Solution

The fourth proportional to 9,171.77, 12,656.79 and 6,027.75 is: 8,318.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.77 : 12,656.79 = 6,027.75 : x
  2. Step 2: Convert to fraction form
    9,171.77/12,656.79 = 6,027.75/x
  3. Step 3: Cross multiply
    9,171.77x = 12,656.79 × 6,027.75
  4. Step 4: Simplify right side
    9,171.77x = 76,291,965.92
  5. Step 5: Solve for x
    x = 76,291,965.92/9,171.77
  6. Step 6: Final answer
    x = 8,318.13

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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.