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Finding the Fourth Proportional to 8,851.41, 13,301.42 and 8,273.48

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Solution

The fourth proportional to 8,851.41, 13,301.42 and 8,273.48 is: 12,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.41 : 13,301.42 = 8,273.48 : x
  2. Step 2: Convert to fraction form
    8,851.41/13,301.42 = 8,273.48/x
  3. Step 3: Cross multiply
    8,851.41x = 13,301.42 × 8,273.48
  4. Step 4: Simplify right side
    8,851.41x = 110,048,924.47
  5. Step 5: Solve for x
    x = 110,048,924.47/8,851.41
  6. Step 6: Final answer
    x = 12,432.93

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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.