Home / 5,537.38-8,304.64-1,640.87

Finding the Fourth Proportional to 5,537.38, 8,304.64 and 1,640.87

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Solution

The fourth proportional to 5,537.38, 8,304.64 and 1,640.87 is: 2,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.38 : 8,304.64 = 1,640.87 : x
  2. Step 2: Convert to fraction form
    5,537.38/8,304.64 = 1,640.87/x
  3. Step 3: Cross multiply
    5,537.38x = 8,304.64 × 1,640.87
  4. Step 4: Simplify right side
    5,537.38x = 13,626,876.10
  5. Step 5: Solve for x
    x = 13,626,876.10/5,537.38
  6. Step 6: Final answer
    x = 2,460.89

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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.