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Finding the Fourth Proportional to 8,504.99, 11,737.14 and 5,148.41

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Solution

The fourth proportional to 8,504.99, 11,737.14 and 5,148.41 is: 7,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.99 : 11,737.14 = 5,148.41 : x
  2. Step 2: Convert to fraction form
    8,504.99/11,737.14 = 5,148.41/x
  3. Step 3: Cross multiply
    8,504.99x = 11,737.14 × 5,148.41
  4. Step 4: Simplify right side
    8,504.99x = 60,427,608.95
  5. Step 5: Solve for x
    x = 60,427,608.95/8,504.99
  6. Step 6: Final answer
    x = 7,104.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.