Home / 11,202.30-15,458.91-6,166.38

Finding the Fourth Proportional to 11,202.30, 15,458.91 and 6,166.38

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Solution

The fourth proportional to 11,202.30, 15,458.91 and 6,166.38 is: 8,509.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.30 : 15,458.91 = 6,166.38 : x
  2. Step 2: Convert to fraction form
    11,202.30/15,458.91 = 6,166.38/x
  3. Step 3: Cross multiply
    11,202.30x = 15,458.91 × 6,166.38
  4. Step 4: Simplify right side
    11,202.30x = 95,325,513.45
  5. Step 5: Solve for x
    x = 95,325,513.45/11,202.30
  6. Step 6: Final answer
    x = 8,509.46

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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.