Home / 3,423.58-5,136.60-1,203.02

Finding the Fourth Proportional to 3,423.58, 5,136.60 and 1,203.02

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Solution

The fourth proportional to 3,423.58, 5,136.60 and 1,203.02 is: 1,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.58 : 5,136.60 = 1,203.02 : x
  2. Step 2: Convert to fraction form
    3,423.58/5,136.60 = 1,203.02/x
  3. Step 3: Cross multiply
    3,423.58x = 5,136.60 × 1,203.02
  4. Step 4: Simplify right side
    3,423.58x = 6,179,432.53
  5. Step 5: Solve for x
    x = 6,179,432.53/3,423.58
  6. Step 6: Final answer
    x = 1,804.96

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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.