Home / 6,872.36-10,310.48-1,942.04

Finding the Fourth Proportional to 6,872.36, 10,310.48 and 1,942.04

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Solution

The fourth proportional to 6,872.36, 10,310.48 and 1,942.04 is: 2,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872.36 : 10,310.48 = 1,942.04 : x
  2. Step 2: Convert to fraction form
    6,872.36/10,310.48 = 1,942.04/x
  3. Step 3: Cross multiply
    6,872.36x = 10,310.48 × 1,942.04
  4. Step 4: Simplify right side
    6,872.36x = 20,023,303.32
  5. Step 5: Solve for x
    x = 20,023,303.32/6,872.36
  6. Step 6: Final answer
    x = 2,913.60

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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.