Home / 2,173.06-2,998.77-1,241.50

Finding the Fourth Proportional to 2,173.06, 2,998.77 and 1,241.50

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Solution

The fourth proportional to 2,173.06, 2,998.77 and 1,241.50 is: 1,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.06 : 2,998.77 = 1,241.50 : x
  2. Step 2: Convert to fraction form
    2,173.06/2,998.77 = 1,241.50/x
  3. Step 3: Cross multiply
    2,173.06x = 2,998.77 × 1,241.50
  4. Step 4: Simplify right side
    2,173.06x = 3,722,972.96
  5. Step 5: Solve for x
    x = 3,722,972.96/2,173.06
  6. Step 6: Final answer
    x = 1,713.24

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1.5x scale

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.