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Finding the Fourth Proportional to 8,794.74, 13,192.81 and 2,554.86

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Solution

The fourth proportional to 8,794.74, 13,192.81 and 2,554.86 is: 3,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.74 : 13,192.81 = 2,554.86 : x
  2. Step 2: Convert to fraction form
    8,794.74/13,192.81 = 2,554.86/x
  3. Step 3: Cross multiply
    8,794.74x = 13,192.81 × 2,554.86
  4. Step 4: Simplify right side
    8,794.74x = 33,705,825.64
  5. Step 5: Solve for x
    x = 33,705,825.64/8,794.74
  6. Step 6: Final answer
    x = 3,832.50

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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.