Home / 11,122.32-15,350.53-6,342.27

Finding the Fourth Proportional to 11,122.32, 15,350.53 and 6,342.27

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Solution

The fourth proportional to 11,122.32, 15,350.53 and 6,342.27 is: 8,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.32 : 15,350.53 = 6,342.27 : x
  2. Step 2: Convert to fraction form
    11,122.32/15,350.53 = 6,342.27/x
  3. Step 3: Cross multiply
    11,122.32x = 15,350.53 × 6,342.27
  4. Step 4: Simplify right side
    11,122.32x = 97,357,273.89
  5. Step 5: Solve for x
    x = 97,357,273.89/11,122.32
  6. Step 6: Final answer
    x = 8,753.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.