Home / 6,195.30-9,293.80-1,812.72

Finding the Fourth Proportional to 6,195.30, 9,293.80 and 1,812.72

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Solution

The fourth proportional to 6,195.30, 9,293.80 and 1,812.72 is: 2,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.30 : 9,293.80 = 1,812.72 : x
  2. Step 2: Convert to fraction form
    6,195.30/9,293.80 = 1,812.72/x
  3. Step 3: Cross multiply
    6,195.30x = 9,293.80 × 1,812.72
  4. Step 4: Simplify right side
    6,195.30x = 16,847,057.14
  5. Step 5: Solve for x
    x = 16,847,057.14/6,195.30
  6. Step 6: Final answer
    x = 2,719.33

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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.