Home / 11,593.96-15,999.58-6,288.79

Finding the Fourth Proportional to 11,593.96, 15,999.58 and 6,288.79

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Solution

The fourth proportional to 11,593.96, 15,999.58 and 6,288.79 is: 8,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.96 : 15,999.58 = 6,288.79 : x
  2. Step 2: Convert to fraction form
    11,593.96/15,999.58 = 6,288.79/x
  3. Step 3: Cross multiply
    11,593.96x = 15,999.58 × 6,288.79
  4. Step 4: Simplify right side
    11,593.96x = 100,617,998.71
  5. Step 5: Solve for x
    x = 100,617,998.71/11,593.96
  6. Step 6: Final answer
    x = 8,678.48

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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.