Home / 8,548.28-12,828.45-3,002.06

Finding the Fourth Proportional to 8,548.28, 12,828.45 and 3,002.06

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Solution

The fourth proportional to 8,548.28, 12,828.45 and 3,002.06 is: 4,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.28 : 12,828.45 = 3,002.06 : x
  2. Step 2: Convert to fraction form
    8,548.28/12,828.45 = 3,002.06/x
  3. Step 3: Cross multiply
    8,548.28x = 12,828.45 × 3,002.06
  4. Step 4: Simplify right side
    8,548.28x = 38,511,749.31
  5. Step 5: Solve for x
    x = 38,511,749.31/8,548.28
  6. Step 6: Final answer
    x = 4,505.20

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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.