Home / 11,051.36-15,249.60-6,335.36

Finding the Fourth Proportional to 11,051.36, 15,249.60 and 6,335.36

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Solution

The fourth proportional to 11,051.36, 15,249.60 and 6,335.36 is: 8,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.36 : 15,249.60 = 6,335.36 : x
  2. Step 2: Convert to fraction form
    11,051.36/15,249.60 = 6,335.36/x
  3. Step 3: Cross multiply
    11,051.36x = 15,249.60 × 6,335.36
  4. Step 4: Simplify right side
    11,051.36x = 96,611,705.86
  5. Step 5: Solve for x
    x = 96,611,705.86/11,051.36
  6. Step 6: Final answer
    x = 8,742.06

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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.