Home / 1,712.34-2,570.04-982.44

Finding the Fourth Proportional to 1,712.34, 2,570.04 and 982.44

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Solution

The fourth proportional to 1,712.34, 2,570.04 and 982.44 is: 1,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.34 : 2,570.04 = 982.44 : x
  2. Step 2: Convert to fraction form
    1,712.34/2,570.04 = 982.44/x
  3. Step 3: Cross multiply
    1,712.34x = 2,570.04 × 982.44
  4. Step 4: Simplify right side
    1,712.34x = 2,524,910.10
  5. Step 5: Solve for x
    x = 2,524,910.10/1,712.34
  6. Step 6: Final answer
    x = 1,474.54

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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.