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Finding the Fourth Proportional to 11,484.41, 15,849.41 and 6,448.97

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Solution

The fourth proportional to 11,484.41, 15,849.41 and 6,448.97 is: 8,900.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.41 : 15,849.41 = 6,448.97 : x
  2. Step 2: Convert to fraction form
    11,484.41/15,849.41 = 6,448.97/x
  3. Step 3: Cross multiply
    11,484.41x = 15,849.41 × 6,448.97
  4. Step 4: Simplify right side
    11,484.41x = 102,212,258.12
  5. Step 5: Solve for x
    x = 102,212,258.12/11,484.41
  6. Step 6: Final answer
    x = 8,900.09

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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.