Home / 3,195.01-4,769.57-2,779.75

Finding the Fourth Proportional to 3,195.01, 4,769.57 and 2,779.75

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Solution

The fourth proportional to 3,195.01, 4,769.57 and 2,779.75 is: 4,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.01 : 4,769.57 = 2,779.75 : x
  2. Step 2: Convert to fraction form
    3,195.01/4,769.57 = 2,779.75/x
  3. Step 3: Cross multiply
    3,195.01x = 4,769.57 × 2,779.75
  4. Step 4: Simplify right side
    3,195.01x = 13,258,212.21
  5. Step 5: Solve for x
    x = 13,258,212.21/3,195.01
  6. Step 6: Final answer
    x = 4,149.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.