Home / 11,102.77-15,321.75-6,066.86

Finding the Fourth Proportional to 11,102.77, 15,321.75 and 6,066.86

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Solution

The fourth proportional to 11,102.77, 15,321.75 and 6,066.86 is: 8,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.77 : 15,321.75 = 6,066.86 : x
  2. Step 2: Convert to fraction form
    11,102.77/15,321.75 = 6,066.86/x
  3. Step 3: Cross multiply
    11,102.77x = 15,321.75 × 6,066.86
  4. Step 4: Simplify right side
    11,102.77x = 92,954,835.60
  5. Step 5: Solve for x
    x = 92,954,835.60/11,102.77
  6. Step 6: Final answer
    x = 8,372.22

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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.