Home / 11,523.20-15,902.22-6,807.48

Finding the Fourth Proportional to 11,523.20, 15,902.22 and 6,807.48

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Solution

The fourth proportional to 11,523.20, 15,902.22 and 6,807.48 is: 9,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523.20 : 15,902.22 = 6,807.48 : x
  2. Step 2: Convert to fraction form
    11,523.20/15,902.22 = 6,807.48/x
  3. Step 3: Cross multiply
    11,523.20x = 15,902.22 × 6,807.48
  4. Step 4: Simplify right side
    11,523.20x = 108,254,010.50
  5. Step 5: Solve for x
    x = 108,254,010.50/11,523.20
  6. Step 6: Final answer
    x = 9,394.44

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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.