Home / 3,217.74-4,444.65-2,660.46

Finding the Fourth Proportional to 3,217.74, 4,444.65 and 2,660.46

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Solution

The fourth proportional to 3,217.74, 4,444.65 and 2,660.46 is: 3,674.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.74 : 4,444.65 = 2,660.46 : x
  2. Step 2: Convert to fraction form
    3,217.74/4,444.65 = 2,660.46/x
  3. Step 3: Cross multiply
    3,217.74x = 4,444.65 × 2,660.46
  4. Step 4: Simplify right side
    3,217.74x = 11,824,813.54
  5. Step 5: Solve for x
    x = 11,824,813.54/3,217.74
  6. Step 6: Final answer
    x = 3,674.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.