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Finding the Fourth Proportional to 5,812.73, 8,709.51 and 3,349.62

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Solution

The fourth proportional to 5,812.73, 8,709.51 and 3,349.62 is: 5,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.73 : 8,709.51 = 3,349.62 : x
  2. Step 2: Convert to fraction form
    5,812.73/8,709.51 = 3,349.62/x
  3. Step 3: Cross multiply
    5,812.73x = 8,709.51 × 3,349.62
  4. Step 4: Simplify right side
    5,812.73x = 29,173,548.89
  5. Step 5: Solve for x
    x = 29,173,548.89/5,812.73
  6. Step 6: Final answer
    x = 5,018.91

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1.5x scale

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.