Home / 3,051.26-4,210.64-1,724.98

Finding the Fourth Proportional to 3,051.26, 4,210.64 and 1,724.98

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Solution

The fourth proportional to 3,051.26, 4,210.64 and 1,724.98 is: 2,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.26 : 4,210.64 = 1,724.98 : x
  2. Step 2: Convert to fraction form
    3,051.26/4,210.64 = 1,724.98/x
  3. Step 3: Cross multiply
    3,051.26x = 4,210.64 × 1,724.98
  4. Step 4: Simplify right side
    3,051.26x = 7,263,269.79
  5. Step 5: Solve for x
    x = 7,263,269.79/3,051.26
  6. Step 6: Final answer
    x = 2,380.42

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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.