Home / 11,102.57-15,321.08-6,066.97

Finding the Fourth Proportional to 11,102.57, 15,321.08 and 6,066.97

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Solution

The fourth proportional to 11,102.57, 15,321.08 and 6,066.97 is: 8,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.57 : 15,321.08 = 6,066.97 : x
  2. Step 2: Convert to fraction form
    11,102.57/15,321.08 = 6,066.97/x
  3. Step 3: Cross multiply
    11,102.57x = 15,321.08 × 6,066.97
  4. Step 4: Simplify right side
    11,102.57x = 92,952,509.59
  5. Step 5: Solve for x
    x = 92,952,509.59/11,102.57
  6. Step 6: Final answer
    x = 8,372.16

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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.