Home / 2,235.76-3,356.34-2,049.88

Finding the Fourth Proportional to 2,235.76, 3,356.34 and 2,049.88

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Solution

The fourth proportional to 2,235.76, 3,356.34 and 2,049.88 is: 3,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.76 : 3,356.34 = 2,049.88 : x
  2. Step 2: Convert to fraction form
    2,235.76/3,356.34 = 2,049.88/x
  3. Step 3: Cross multiply
    2,235.76x = 3,356.34 × 2,049.88
  4. Step 4: Simplify right side
    2,235.76x = 6,880,094.24
  5. Step 5: Solve for x
    x = 6,880,094.24/2,235.76
  6. Step 6: Final answer
    x = 3,077.30

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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.