Home / 2,982.74-4,472.60-1,132.44

Finding the Fourth Proportional to 2,982.74, 4,472.60 and 1,132.44

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Solution

The fourth proportional to 2,982.74, 4,472.60 and 1,132.44 is: 1,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.74 : 4,472.60 = 1,132.44 : x
  2. Step 2: Convert to fraction form
    2,982.74/4,472.60 = 1,132.44/x
  3. Step 3: Cross multiply
    2,982.74x = 4,472.60 × 1,132.44
  4. Step 4: Simplify right side
    2,982.74x = 5,064,945.48
  5. Step 5: Solve for x
    x = 5,064,945.48/2,982.74
  6. Step 6: Final answer
    x = 1,698.09

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1.5x scale

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.