Home / 2,817.77-4,223.04-1,336.98

Finding the Fourth Proportional to 2,817.77, 4,223.04 and 1,336.98

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Solution

The fourth proportional to 2,817.77, 4,223.04 and 1,336.98 is: 2,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.77 : 4,223.04 = 1,336.98 : x
  2. Step 2: Convert to fraction form
    2,817.77/4,223.04 = 1,336.98/x
  3. Step 3: Cross multiply
    2,817.77x = 4,223.04 × 1,336.98
  4. Step 4: Simplify right side
    2,817.77x = 5,646,120.02
  5. Step 5: Solve for x
    x = 5,646,120.02/2,817.77
  6. Step 6: Final answer
    x = 2,003.76

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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.