Home / 2,461.77-3,694.41-1,229.76

Finding the Fourth Proportional to 2,461.77, 3,694.41 and 1,229.76

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Solution

The fourth proportional to 2,461.77, 3,694.41 and 1,229.76 is: 1,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.77 : 3,694.41 = 1,229.76 : x
  2. Step 2: Convert to fraction form
    2,461.77/3,694.41 = 1,229.76/x
  3. Step 3: Cross multiply
    2,461.77x = 3,694.41 × 1,229.76
  4. Step 4: Simplify right side
    2,461.77x = 4,543,237.64
  5. Step 5: Solve for x
    x = 4,543,237.64/2,461.77
  6. Step 6: Final answer
    x = 1,845.52

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1.5x scale

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.