Home / 4,542.84-6,808.56-1,942.72

Finding the Fourth Proportional to 4,542.84, 6,808.56 and 1,942.72

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Solution

The fourth proportional to 4,542.84, 6,808.56 and 1,942.72 is: 2,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.84 : 6,808.56 = 1,942.72 : x
  2. Step 2: Convert to fraction form
    4,542.84/6,808.56 = 1,942.72/x
  3. Step 3: Cross multiply
    4,542.84x = 6,808.56 × 1,942.72
  4. Step 4: Simplify right side
    4,542.84x = 13,227,125.68
  5. Step 5: Solve for x
    x = 13,227,125.68/4,542.84
  6. Step 6: Final answer
    x = 2,911.64

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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.