Home / 3,173.30-4,760.13-982.34

Finding the Fourth Proportional to 3,173.30, 4,760.13 and 982.34

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Solution

The fourth proportional to 3,173.30, 4,760.13 and 982.34 is: 1,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.30 : 4,760.13 = 982.34 : x
  2. Step 2: Convert to fraction form
    3,173.30/4,760.13 = 982.34/x
  3. Step 3: Cross multiply
    3,173.30x = 4,760.13 × 982.34
  4. Step 4: Simplify right side
    3,173.30x = 4,676,066.10
  5. Step 5: Solve for x
    x = 4,676,066.10/3,173.30
  6. Step 6: Final answer
    x = 1,473.57

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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.