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Finding the Fourth Proportional to 4,273.65, 6,410.12 and 1,351.53

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Solution

The fourth proportional to 4,273.65, 6,410.12 and 1,351.53 is: 2,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.65 : 6,410.12 = 1,351.53 : x
  2. Step 2: Convert to fraction form
    4,273.65/6,410.12 = 1,351.53/x
  3. Step 3: Cross multiply
    4,273.65x = 6,410.12 × 1,351.53
  4. Step 4: Simplify right side
    4,273.65x = 8,663,462.73
  5. Step 5: Solve for x
    x = 8,663,462.73/4,273.65
  6. Step 6: Final answer
    x = 2,027.18

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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.