Home / 3,223.94-4,834.40-1,890.14

Finding the Fourth Proportional to 3,223.94, 4,834.40 and 1,890.14

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Solution

The fourth proportional to 3,223.94, 4,834.40 and 1,890.14 is: 2,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.94 : 4,834.40 = 1,890.14 : x
  2. Step 2: Convert to fraction form
    3,223.94/4,834.40 = 1,890.14/x
  3. Step 3: Cross multiply
    3,223.94x = 4,834.40 × 1,890.14
  4. Step 4: Simplify right side
    3,223.94x = 9,137,692.82
  5. Step 5: Solve for x
    x = 9,137,692.82/3,223.94
  6. Step 6: Final answer
    x = 2,834.32

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1.5x scale

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.