Home / 11,051.76-15,249.66-6,335.16

Finding the Fourth Proportional to 11,051.76, 15,249.66 and 6,335.16

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Solution

The fourth proportional to 11,051.76, 15,249.66 and 6,335.16 is: 8,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.76 : 15,249.66 = 6,335.16 : x
  2. Step 2: Convert to fraction form
    11,051.76/15,249.66 = 6,335.16/x
  3. Step 3: Cross multiply
    11,051.76x = 15,249.66 × 6,335.16
  4. Step 4: Simplify right side
    11,051.76x = 96,609,036.05
  5. Step 5: Solve for x
    x = 96,609,036.05/11,051.76
  6. Step 6: Final answer
    x = 8,741.51

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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.