Home / 6,826.77-10,240.26-2,146.68

Finding the Fourth Proportional to 6,826.77, 10,240.26 and 2,146.68

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Solution

The fourth proportional to 6,826.77, 10,240.26 and 2,146.68 is: 3,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.77 : 10,240.26 = 2,146.68 : x
  2. Step 2: Convert to fraction form
    6,826.77/10,240.26 = 2,146.68/x
  3. Step 3: Cross multiply
    6,826.77x = 10,240.26 × 2,146.68
  4. Step 4: Simplify right side
    6,826.77x = 21,982,561.34
  5. Step 5: Solve for x
    x = 21,982,561.34/6,826.77
  6. Step 6: Final answer
    x = 3,220.05

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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.