Home / 3,258.79-4,497.01-1,766.68

Finding the Fourth Proportional to 3,258.79, 4,497.01 and 1,766.68

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Solution

The fourth proportional to 3,258.79, 4,497.01 and 1,766.68 is: 2,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.79 : 4,497.01 = 1,766.68 : x
  2. Step 2: Convert to fraction form
    3,258.79/4,497.01 = 1,766.68/x
  3. Step 3: Cross multiply
    3,258.79x = 4,497.01 × 1,766.68
  4. Step 4: Simplify right side
    3,258.79x = 7,944,761.97
  5. Step 5: Solve for x
    x = 7,944,761.97/3,258.79
  6. Step 6: Final answer
    x = 2,437.95

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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.