Home / 3,206.71-4,428.26-2,359.99

Finding the Fourth Proportional to 3,206.71, 4,428.26 and 2,359.99

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Solution

The fourth proportional to 3,206.71, 4,428.26 and 2,359.99 is: 3,258.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.71 : 4,428.26 = 2,359.99 : x
  2. Step 2: Convert to fraction form
    3,206.71/4,428.26 = 2,359.99/x
  3. Step 3: Cross multiply
    3,206.71x = 4,428.26 × 2,359.99
  4. Step 4: Simplify right side
    3,206.71x = 10,450,637.52
  5. Step 5: Solve for x
    x = 10,450,637.52/3,206.71
  6. Step 6: Final answer
    x = 3,258.99

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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.