Home / 3,051.74-4,211.61-1,724.96

Finding the Fourth Proportional to 3,051.74, 4,211.61 and 1,724.96

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Solution

The fourth proportional to 3,051.74, 4,211.61 and 1,724.96 is: 2,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.74 : 4,211.61 = 1,724.96 : x
  2. Step 2: Convert to fraction form
    3,051.74/4,211.61 = 1,724.96/x
  3. Step 3: Cross multiply
    3,051.74x = 4,211.61 × 1,724.96
  4. Step 4: Simplify right side
    3,051.74x = 7,264,858.79
  5. Step 5: Solve for x
    x = 7,264,858.79/3,051.74
  6. Step 6: Final answer
    x = 2,380.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.