Home / 8,845.44-13,269.60-2,688

Finding the Fourth Proportional to 8,845.44, 13,269.60 and 2,688

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Solution

The fourth proportional to 8,845.44, 13,269.60 and 2,688 is: 4,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.44 : 13,269.60 = 2,688 : x
  2. Step 2: Convert to fraction form
    8,845.44/13,269.60 = 2,688/x
  3. Step 3: Cross multiply
    8,845.44x = 13,269.60 × 2,688
  4. Step 4: Simplify right side
    8,845.44x = 35,668,684.80
  5. Step 5: Solve for x
    x = 35,668,684.80/8,845.44
  6. Step 6: Final answer
    x = 4,032.44

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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.