Home / 5,631-8,438.82-3,035.16

Finding the Fourth Proportional to 5,631, 8,438.82 and 3,035.16

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Solution

The fourth proportional to 5,631, 8,438.82 and 3,035.16 is: 4,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631 : 8,438.82 = 3,035.16 : x
  2. Step 2: Convert to fraction form
    5,631/8,438.82 = 3,035.16/x
  3. Step 3: Cross multiply
    5,631x = 8,438.82 × 3,035.16
  4. Step 4: Simplify right side
    5,631x = 25,613,168.91
  5. Step 5: Solve for x
    x = 25,613,168.91/5,631
  6. Step 6: Final answer
    x = 4,548.60

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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.