Home / 3,196.03-4,791.65-2,153.11

Finding the Fourth Proportional to 3,196.03, 4,791.65 and 2,153.11

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Solution

The fourth proportional to 3,196.03, 4,791.65 and 2,153.11 is: 3,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.03 : 4,791.65 = 2,153.11 : x
  2. Step 2: Convert to fraction form
    3,196.03/4,791.65 = 2,153.11/x
  3. Step 3: Cross multiply
    3,196.03x = 4,791.65 × 2,153.11
  4. Step 4: Simplify right side
    3,196.03x = 10,316,928.35
  5. Step 5: Solve for x
    x = 10,316,928.35/3,196.03
  6. Step 6: Final answer
    x = 3,228.04

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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.