Home / 3,192.28-4,790.28-1,343.25

Finding the Fourth Proportional to 3,192.28, 4,790.28 and 1,343.25

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Solution

The fourth proportional to 3,192.28, 4,790.28 and 1,343.25 is: 2,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.28 : 4,790.28 = 1,343.25 : x
  2. Step 2: Convert to fraction form
    3,192.28/4,790.28 = 1,343.25/x
  3. Step 3: Cross multiply
    3,192.28x = 4,790.28 × 1,343.25
  4. Step 4: Simplify right side
    3,192.28x = 6,434,548.65
  5. Step 5: Solve for x
    x = 6,434,548.65/3,192.28
  6. Step 6: Final answer
    x = 2,015.66

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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.