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Finding the Fourth Proportional to 8,893.74, 13,342.42 and 3,050.80

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Solution

The fourth proportional to 8,893.74, 13,342.42 and 3,050.80 is: 4,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.74 : 13,342.42 = 3,050.80 : x
  2. Step 2: Convert to fraction form
    8,893.74/13,342.42 = 3,050.80/x
  3. Step 3: Cross multiply
    8,893.74x = 13,342.42 × 3,050.80
  4. Step 4: Simplify right side
    8,893.74x = 40,705,054.94
  5. Step 5: Solve for x
    x = 40,705,054.94/8,893.74
  6. Step 6: Final answer
    x = 4,576.82

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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.