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Finding the Fourth Proportional to 8,804.86, 13,204.50 and 2,880.38

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Solution

The fourth proportional to 8,804.86, 13,204.50 and 2,880.38 is: 4,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.86 : 13,204.50 = 2,880.38 : x
  2. Step 2: Convert to fraction form
    8,804.86/13,204.50 = 2,880.38/x
  3. Step 3: Cross multiply
    8,804.86x = 13,204.50 × 2,880.38
  4. Step 4: Simplify right side
    8,804.86x = 38,033,911.69
  5. Step 5: Solve for x
    x = 38,033,911.69/8,804.86
  6. Step 6: Final answer
    x = 4,319.65

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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.