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Finding the Fourth Proportional to 3,369.50, 5,051.94 and 1,724.94

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Solution

The fourth proportional to 3,369.50, 5,051.94 and 1,724.94 is: 2,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.50 : 5,051.94 = 1,724.94 : x
  2. Step 2: Convert to fraction form
    3,369.50/5,051.94 = 1,724.94/x
  3. Step 3: Cross multiply
    3,369.50x = 5,051.94 × 1,724.94
  4. Step 4: Simplify right side
    3,369.50x = 8,714,293.38
  5. Step 5: Solve for x
    x = 8,714,293.38/3,369.50
  6. Step 6: Final answer
    x = 2,586.23

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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.