Home / 11,444.07-15,791.76-6,664.56

Finding the Fourth Proportional to 11,444.07, 15,791.76 and 6,664.56

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Solution

The fourth proportional to 11,444.07, 15,791.76 and 6,664.56 is: 9,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.07 : 15,791.76 = 6,664.56 : x
  2. Step 2: Convert to fraction form
    11,444.07/15,791.76 = 6,664.56/x
  3. Step 3: Cross multiply
    11,444.07x = 15,791.76 × 6,664.56
  4. Step 4: Simplify right side
    11,444.07x = 105,245,132.03
  5. Step 5: Solve for x
    x = 105,245,132.03/11,444.07
  6. Step 6: Final answer
    x = 9,196.48

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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.