Home / 3,193.29-4,406.85-1,866.96

Finding the Fourth Proportional to 3,193.29, 4,406.85 and 1,866.96

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Solution

The fourth proportional to 3,193.29, 4,406.85 and 1,866.96 is: 2,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.29 : 4,406.85 = 1,866.96 : x
  2. Step 2: Convert to fraction form
    3,193.29/4,406.85 = 1,866.96/x
  3. Step 3: Cross multiply
    3,193.29x = 4,406.85 × 1,866.96
  4. Step 4: Simplify right side
    3,193.29x = 8,227,412.68
  5. Step 5: Solve for x
    x = 8,227,412.68/3,193.29
  6. Step 6: Final answer
    x = 2,576.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.