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Finding the Fourth Proportional to 8,737.94, 13,109.34 and 4,845.08

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Solution

The fourth proportional to 8,737.94, 13,109.34 and 4,845.08 is: 7,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.94 : 13,109.34 = 4,845.08 : x
  2. Step 2: Convert to fraction form
    8,737.94/13,109.34 = 4,845.08/x
  3. Step 3: Cross multiply
    8,737.94x = 13,109.34 × 4,845.08
  4. Step 4: Simplify right side
    8,737.94x = 63,515,851.99
  5. Step 5: Solve for x
    x = 63,515,851.99/8,737.94
  6. Step 6: Final answer
    x = 7,268.97

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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.