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Finding the Fourth Proportional to 8,347.44, 12,522.38 and 2,799.54

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Solution

The fourth proportional to 8,347.44, 12,522.38 and 2,799.54 is: 4,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.44 : 12,522.38 = 2,799.54 : x
  2. Step 2: Convert to fraction form
    8,347.44/12,522.38 = 2,799.54/x
  3. Step 3: Cross multiply
    8,347.44x = 12,522.38 × 2,799.54
  4. Step 4: Simplify right side
    8,347.44x = 35,056,889.71
  5. Step 5: Solve for x
    x = 35,056,889.71/8,347.44
  6. Step 6: Final answer
    x = 4,199.72

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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.