Home / 2,974.20-4,464.90-1,883.10

Finding the Fourth Proportional to 2,974.20, 4,464.90 and 1,883.10

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Solution

The fourth proportional to 2,974.20, 4,464.90 and 1,883.10 is: 2,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.20 : 4,464.90 = 1,883.10 : x
  2. Step 2: Convert to fraction form
    2,974.20/4,464.90 = 1,883.10/x
  3. Step 3: Cross multiply
    2,974.20x = 4,464.90 × 1,883.10
  4. Step 4: Simplify right side
    2,974.20x = 8,407,853.19
  5. Step 5: Solve for x
    x = 8,407,853.19/2,974.20
  6. Step 6: Final answer
    x = 2,826.93

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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.