Home / 11,657.96-16,088.24-6,879.07

Finding the Fourth Proportional to 11,657.96, 16,088.24 and 6,879.07

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Solution

The fourth proportional to 11,657.96, 16,088.24 and 6,879.07 is: 9,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657.96 : 16,088.24 = 6,879.07 : x
  2. Step 2: Convert to fraction form
    11,657.96/16,088.24 = 6,879.07/x
  3. Step 3: Cross multiply
    11,657.96x = 16,088.24 × 6,879.07
  4. Step 4: Simplify right side
    11,657.96x = 110,672,129.14
  5. Step 5: Solve for x
    x = 110,672,129.14/11,657.96
  6. Step 6: Final answer
    x = 9,493.27

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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.