Home / 2,173.17-3,260.37-713.35

Finding the Fourth Proportional to 2,173.17, 3,260.37 and 713.35

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Solution

The fourth proportional to 2,173.17, 3,260.37 and 713.35 is: 1,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.17 : 3,260.37 = 713.35 : x
  2. Step 2: Convert to fraction form
    2,173.17/3,260.37 = 713.35/x
  3. Step 3: Cross multiply
    2,173.17x = 3,260.37 × 713.35
  4. Step 4: Simplify right side
    2,173.17x = 2,325,787.68
  5. Step 5: Solve for x
    x = 2,325,787.68/2,173.17
  6. Step 6: Final answer
    x = 1,070.23

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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.