Home / 3,219.62-4,829.64-1,737.02

Finding the Fourth Proportional to 3,219.62, 4,829.64 and 1,737.02

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Solution

The fourth proportional to 3,219.62, 4,829.64 and 1,737.02 is: 2,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.62 : 4,829.64 = 1,737.02 : x
  2. Step 2: Convert to fraction form
    3,219.62/4,829.64 = 1,737.02/x
  3. Step 3: Cross multiply
    3,219.62x = 4,829.64 × 1,737.02
  4. Step 4: Simplify right side
    3,219.62x = 8,389,157.12
  5. Step 5: Solve for x
    x = 8,389,157.12/3,219.62
  6. Step 6: Final answer
    x = 2,605.64

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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.