Home / 5,471.19-8,193.64-3,124.09

Finding the Fourth Proportional to 5,471.19, 8,193.64 and 3,124.09

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Solution

The fourth proportional to 5,471.19, 8,193.64 and 3,124.09 is: 4,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.19 : 8,193.64 = 3,124.09 : x
  2. Step 2: Convert to fraction form
    5,471.19/8,193.64 = 3,124.09/x
  3. Step 3: Cross multiply
    5,471.19x = 8,193.64 × 3,124.09
  4. Step 4: Simplify right side
    5,471.19x = 25,597,641.68
  5. Step 5: Solve for x
    x = 25,597,641.68/5,471.19
  6. Step 6: Final answer
    x = 4,678.62

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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.