Home / 2,883.18-3,979.11-1,704.54

Finding the Fourth Proportional to 2,883.18, 3,979.11 and 1,704.54

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Solution

The fourth proportional to 2,883.18, 3,979.11 and 1,704.54 is: 2,352.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.18 : 3,979.11 = 1,704.54 : x
  2. Step 2: Convert to fraction form
    2,883.18/3,979.11 = 1,704.54/x
  3. Step 3: Cross multiply
    2,883.18x = 3,979.11 × 1,704.54
  4. Step 4: Simplify right side
    2,883.18x = 6,782,552.16
  5. Step 5: Solve for x
    x = 6,782,552.16/2,883.18
  6. Step 6: Final answer
    x = 2,352.46

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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.