Home / 3,195.60-4,785.30-2,369.40

Finding the Fourth Proportional to 3,195.60, 4,785.30 and 2,369.40

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Solution

The fourth proportional to 3,195.60, 4,785.30 and 2,369.40 is: 3,548.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.60 : 4,785.30 = 2,369.40 : x
  2. Step 2: Convert to fraction form
    3,195.60/4,785.30 = 2,369.40/x
  3. Step 3: Cross multiply
    3,195.60x = 4,785.30 × 2,369.40
  4. Step 4: Simplify right side
    3,195.60x = 11,338,289.82
  5. Step 5: Solve for x
    x = 11,338,289.82/3,195.60
  6. Step 6: Final answer
    x = 3,548.09

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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.