Home / 5,664.57-8,498.48-1,769.28

Finding the Fourth Proportional to 5,664.57, 8,498.48 and 1,769.28

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Solution

The fourth proportional to 5,664.57, 8,498.48 and 1,769.28 is: 2,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.57 : 8,498.48 = 1,769.28 : x
  2. Step 2: Convert to fraction form
    5,664.57/8,498.48 = 1,769.28/x
  3. Step 3: Cross multiply
    5,664.57x = 8,498.48 × 1,769.28
  4. Step 4: Simplify right side
    5,664.57x = 15,036,181.85
  5. Step 5: Solve for x
    x = 15,036,181.85/5,664.57
  6. Step 6: Final answer
    x = 2,654.43

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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.