Home / 3,225.21-4,834.40-1,579.50

Finding the Fourth Proportional to 3,225.21, 4,834.40 and 1,579.50

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Solution

The fourth proportional to 3,225.21, 4,834.40 and 1,579.50 is: 2,367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.21 : 4,834.40 = 1,579.50 : x
  2. Step 2: Convert to fraction form
    3,225.21/4,834.40 = 1,579.50/x
  3. Step 3: Cross multiply
    3,225.21x = 4,834.40 × 1,579.50
  4. Step 4: Simplify right side
    3,225.21x = 7,635,926.90
  5. Step 5: Solve for x
    x = 7,635,926.90/3,225.21
  6. Step 6: Final answer
    x = 2,367.58

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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.