Home / 4,192.83-6,289.31-1,072.77

Finding the Fourth Proportional to 4,192.83, 6,289.31 and 1,072.77

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Solution

The fourth proportional to 4,192.83, 6,289.31 and 1,072.77 is: 1,609.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.83 : 6,289.31 = 1,072.77 : x
  2. Step 2: Convert to fraction form
    4,192.83/6,289.31 = 1,072.77/x
  3. Step 3: Cross multiply
    4,192.83x = 6,289.31 × 1,072.77
  4. Step 4: Simplify right side
    4,192.83x = 6,746,947.62
  5. Step 5: Solve for x
    x = 6,746,947.62/4,192.83
  6. Step 6: Final answer
    x = 1,609.16

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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.