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Finding the Fourth Proportional to 11,856.33, 17,794.47 and 5,931.44

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Solution

The fourth proportional to 11,856.33, 17,794.47 and 5,931.44 is: 8,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.33 : 17,794.47 = 5,931.44 : x
  2. Step 2: Convert to fraction form
    11,856.33/17,794.47 = 5,931.44/x
  3. Step 3: Cross multiply
    11,856.33x = 17,794.47 × 5,931.44
  4. Step 4: Simplify right side
    11,856.33x = 105,546,831.14
  5. Step 5: Solve for x
    x = 105,546,831.14/11,856.33
  6. Step 6: Final answer
    x = 8,902.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.