Home / 9,316.09-12,856.29-5,067.19

Finding the Fourth Proportional to 9,316.09, 12,856.29 and 5,067.19

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Solution

The fourth proportional to 9,316.09, 12,856.29 and 5,067.19 is: 6,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.09 : 12,856.29 = 5,067.19 : x
  2. Step 2: Convert to fraction form
    9,316.09/12,856.29 = 5,067.19/x
  3. Step 3: Cross multiply
    9,316.09x = 12,856.29 × 5,067.19
  4. Step 4: Simplify right side
    9,316.09x = 65,145,238.79
  5. Step 5: Solve for x
    x = 65,145,238.79/9,316.09
  6. Step 6: Final answer
    x = 6,992.77

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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.