Home / 11,202.50-15,459.72-6,726.44

Finding the Fourth Proportional to 11,202.50, 15,459.72 and 6,726.44

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Solution

The fourth proportional to 11,202.50, 15,459.72 and 6,726.44 is: 9,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.50 : 15,459.72 = 6,726.44 : x
  2. Step 2: Convert to fraction form
    11,202.50/15,459.72 = 6,726.44/x
  3. Step 3: Cross multiply
    11,202.50x = 15,459.72 × 6,726.44
  4. Step 4: Simplify right side
    11,202.50x = 103,988,879.00
  5. Step 5: Solve for x
    x = 103,988,879.00/11,202.50
  6. Step 6: Final answer
    x = 9,282.65

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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.