Home / 3,399.02-4,690.66-1,906.94

Finding the Fourth Proportional to 3,399.02, 4,690.66 and 1,906.94

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Solution

The fourth proportional to 3,399.02, 4,690.66 and 1,906.94 is: 2,631.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.02 : 4,690.66 = 1,906.94 : x
  2. Step 2: Convert to fraction form
    3,399.02/4,690.66 = 1,906.94/x
  3. Step 3: Cross multiply
    3,399.02x = 4,690.66 × 1,906.94
  4. Step 4: Simplify right side
    3,399.02x = 8,944,807.18
  5. Step 5: Solve for x
    x = 8,944,807.18/3,399.02
  6. Step 6: Final answer
    x = 2,631.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.