Home / 2,942.13-4,412.67-1,711.95

Finding the Fourth Proportional to 2,942.13, 4,412.67 and 1,711.95

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Solution

The fourth proportional to 2,942.13, 4,412.67 and 1,711.95 is: 2,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.13 : 4,412.67 = 1,711.95 : x
  2. Step 2: Convert to fraction form
    2,942.13/4,412.67 = 1,711.95/x
  3. Step 3: Cross multiply
    2,942.13x = 4,412.67 × 1,711.95
  4. Step 4: Simplify right side
    2,942.13x = 7,554,270.41
  5. Step 5: Solve for x
    x = 7,554,270.41/2,942.13
  6. Step 6: Final answer
    x = 2,567.62

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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.