Home / 3,298.79-4,941.66-1,911.26

Finding the Fourth Proportional to 3,298.79, 4,941.66 and 1,911.26

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Solution

The fourth proportional to 3,298.79, 4,941.66 and 1,911.26 is: 2,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.79 : 4,941.66 = 1,911.26 : x
  2. Step 2: Convert to fraction form
    3,298.79/4,941.66 = 1,911.26/x
  3. Step 3: Cross multiply
    3,298.79x = 4,941.66 × 1,911.26
  4. Step 4: Simplify right side
    3,298.79x = 9,444,797.09
  5. Step 5: Solve for x
    x = 9,444,797.09/3,298.79
  6. Step 6: Final answer
    x = 2,863.11

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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.