Home / 2,864.22-4,295.14-1,940.02

Finding the Fourth Proportional to 2,864.22, 4,295.14 and 1,940.02

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Solution

The fourth proportional to 2,864.22, 4,295.14 and 1,940.02 is: 2,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.22 : 4,295.14 = 1,940.02 : x
  2. Step 2: Convert to fraction form
    2,864.22/4,295.14 = 1,940.02/x
  3. Step 3: Cross multiply
    2,864.22x = 4,295.14 × 1,940.02
  4. Step 4: Simplify right side
    2,864.22x = 8,332,657.50
  5. Step 5: Solve for x
    x = 8,332,657.50/2,864.22
  6. Step 6: Final answer
    x = 2,909.22

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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.