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Finding the Fourth Proportional to 8,878.04, 13,323 and 3,683.92

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Solution

The fourth proportional to 8,878.04, 13,323 and 3,683.92 is: 5,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.04 : 13,323 = 3,683.92 : x
  2. Step 2: Convert to fraction form
    8,878.04/13,323 = 3,683.92/x
  3. Step 3: Cross multiply
    8,878.04x = 13,323 × 3,683.92
  4. Step 4: Simplify right side
    8,878.04x = 49,080,799.55
  5. Step 5: Solve for x
    x = 49,080,799.55/8,878.04
  6. Step 6: Final answer
    x = 5,528.34

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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.