Home / 11,653.07-16,081.34-6,873.12

Finding the Fourth Proportional to 11,653.07, 16,081.34 and 6,873.12

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Solution

The fourth proportional to 11,653.07, 16,081.34 and 6,873.12 is: 9,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.07 : 16,081.34 = 6,873.12 : x
  2. Step 2: Convert to fraction form
    11,653.07/16,081.34 = 6,873.12/x
  3. Step 3: Cross multiply
    11,653.07x = 16,081.34 × 6,873.12
  4. Step 4: Simplify right side
    11,653.07x = 110,528,945.22
  5. Step 5: Solve for x
    x = 110,528,945.22/11,653.07
  6. Step 6: Final answer
    x = 9,484.97

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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.