Home / 3,291.84-4,941.36-1,834.56

Finding the Fourth Proportional to 3,291.84, 4,941.36 and 1,834.56

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Solution

The fourth proportional to 3,291.84, 4,941.36 and 1,834.56 is: 2,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.84 : 4,941.36 = 1,834.56 : x
  2. Step 2: Convert to fraction form
    3,291.84/4,941.36 = 1,834.56/x
  3. Step 3: Cross multiply
    3,291.84x = 4,941.36 × 1,834.56
  4. Step 4: Simplify right side
    3,291.84x = 9,065,221.40
  5. Step 5: Solve for x
    x = 9,065,221.40/3,291.84
  6. Step 6: Final answer
    x = 2,753.85

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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.