Home / 4,192.97-6,289.38-1,072.94

Finding the Fourth Proportional to 4,192.97, 6,289.38 and 1,072.94

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Solution

The fourth proportional to 4,192.97, 6,289.38 and 1,072.94 is: 1,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.97 : 6,289.38 = 1,072.94 : x
  2. Step 2: Convert to fraction form
    4,192.97/6,289.38 = 1,072.94/x
  3. Step 3: Cross multiply
    4,192.97x = 6,289.38 × 1,072.94
  4. Step 4: Simplify right side
    4,192.97x = 6,748,143.10
  5. Step 5: Solve for x
    x = 6,748,143.10/4,192.97
  6. Step 6: Final answer
    x = 1,609.40

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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.