Home / 8,945.34-13,419.29-2,704.64

Finding the Fourth Proportional to 8,945.34, 13,419.29 and 2,704.64

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Solution

The fourth proportional to 8,945.34, 13,419.29 and 2,704.64 is: 4,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.34 : 13,419.29 = 2,704.64 : x
  2. Step 2: Convert to fraction form
    8,945.34/13,419.29 = 2,704.64/x
  3. Step 3: Cross multiply
    8,945.34x = 13,419.29 × 2,704.64
  4. Step 4: Simplify right side
    8,945.34x = 36,294,348.44
  5. Step 5: Solve for x
    x = 36,294,348.44/8,945.34
  6. Step 6: Final answer
    x = 4,057.35

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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.