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Finding the Fourth Proportional to 8,885.04, 13,329 and 3,339.12

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Solution

The fourth proportional to 8,885.04, 13,329 and 3,339.12 is: 5,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.04 : 13,329 = 3,339.12 : x
  2. Step 2: Convert to fraction form
    8,885.04/13,329 = 3,339.12/x
  3. Step 3: Cross multiply
    8,885.04x = 13,329 × 3,339.12
  4. Step 4: Simplify right side
    8,885.04x = 44,507,130.48
  5. Step 5: Solve for x
    x = 44,507,130.48/8,885.04
  6. Step 6: Final answer
    x = 5,009.22

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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.