Home / 11,892.96-16,412.28-6,587.79

Finding the Fourth Proportional to 11,892.96, 16,412.28 and 6,587.79

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Solution

The fourth proportional to 11,892.96, 16,412.28 and 6,587.79 is: 9,091.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.96 : 16,412.28 = 6,587.79 : x
  2. Step 2: Convert to fraction form
    11,892.96/16,412.28 = 6,587.79/x
  3. Step 3: Cross multiply
    11,892.96x = 16,412.28 × 6,587.79
  4. Step 4: Simplify right side
    11,892.96x = 108,120,654.06
  5. Step 5: Solve for x
    x = 108,120,654.06/11,892.96
  6. Step 6: Final answer
    x = 9,091.15

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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.