Home / 3,206.09-4,807.23-1,539.41

Finding the Fourth Proportional to 3,206.09, 4,807.23 and 1,539.41

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Solution

The fourth proportional to 3,206.09, 4,807.23 and 1,539.41 is: 2,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.09 : 4,807.23 = 1,539.41 : x
  2. Step 2: Convert to fraction form
    3,206.09/4,807.23 = 1,539.41/x
  3. Step 3: Cross multiply
    3,206.09x = 4,807.23 × 1,539.41
  4. Step 4: Simplify right side
    3,206.09x = 7,400,297.93
  5. Step 5: Solve for x
    x = 7,400,297.93/3,206.09
  6. Step 6: Final answer
    x = 2,308.20

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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.