Home / 11,541.68-15,927.48-6,505.92

Finding the Fourth Proportional to 11,541.68, 15,927.48 and 6,505.92

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Solution

The fourth proportional to 11,541.68, 15,927.48 and 6,505.92 is: 8,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.68 : 15,927.48 = 6,505.92 : x
  2. Step 2: Convert to fraction form
    11,541.68/15,927.48 = 6,505.92/x
  3. Step 3: Cross multiply
    11,541.68x = 15,927.48 × 6,505.92
  4. Step 4: Simplify right side
    11,541.68x = 103,622,910.68
  5. Step 5: Solve for x
    x = 103,622,910.68/11,541.68
  6. Step 6: Final answer
    x = 8,978.15

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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.