Home / 2,276.30-3,409.95-2,005.70

Finding the Fourth Proportional to 2,276.30, 3,409.95 and 2,005.70

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Solution

The fourth proportional to 2,276.30, 3,409.95 and 2,005.70 is: 3,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.30 : 3,409.95 = 2,005.70 : x
  2. Step 2: Convert to fraction form
    2,276.30/3,409.95 = 2,005.70/x
  3. Step 3: Cross multiply
    2,276.30x = 3,409.95 × 2,005.70
  4. Step 4: Simplify right side
    2,276.30x = 6,839,336.72
  5. Step 5: Solve for x
    x = 6,839,336.72/2,276.30
  6. Step 6: Final answer
    x = 3,004.58

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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.