Home / 3,273.19-4,909.66-1,424.30

Finding the Fourth Proportional to 3,273.19, 4,909.66 and 1,424.30

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Solution

The fourth proportional to 3,273.19, 4,909.66 and 1,424.30 is: 2,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.19 : 4,909.66 = 1,424.30 : x
  2. Step 2: Convert to fraction form
    3,273.19/4,909.66 = 1,424.30/x
  3. Step 3: Cross multiply
    3,273.19x = 4,909.66 × 1,424.30
  4. Step 4: Simplify right side
    3,273.19x = 6,992,836.26
  5. Step 5: Solve for x
    x = 6,992,836.26/3,273.19
  6. Step 6: Final answer
    x = 2,136.40

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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.