Home / 5,314.38-7,971.60-3,665.94

Finding the Fourth Proportional to 5,314.38, 7,971.60 and 3,665.94

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Solution

The fourth proportional to 5,314.38, 7,971.60 and 3,665.94 is: 5,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.38 : 7,971.60 = 3,665.94 : x
  2. Step 2: Convert to fraction form
    5,314.38/7,971.60 = 3,665.94/x
  3. Step 3: Cross multiply
    5,314.38x = 7,971.60 × 3,665.94
  4. Step 4: Simplify right side
    5,314.38x = 29,223,407.30
  5. Step 5: Solve for x
    x = 29,223,407.30/5,314.38
  6. Step 6: Final answer
    x = 5,498.93

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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.