Home / 8,456.52-12,676.68-5,537.28

Finding the Fourth Proportional to 8,456.52, 12,676.68 and 5,537.28

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Solution

The fourth proportional to 8,456.52, 12,676.68 and 5,537.28 is: 8,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.52 : 12,676.68 = 5,537.28 : x
  2. Step 2: Convert to fraction form
    8,456.52/12,676.68 = 5,537.28/x
  3. Step 3: Cross multiply
    8,456.52x = 12,676.68 × 5,537.28
  4. Step 4: Simplify right side
    8,456.52x = 70,194,326.63
  5. Step 5: Solve for x
    x = 70,194,326.63/8,456.52
  6. Step 6: Final answer
    x = 8,300.62

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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.