Home / 5,471.23-8,193.69-3,124.12

Finding the Fourth Proportional to 5,471.23, 8,193.69 and 3,124.12

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Solution

The fourth proportional to 5,471.23, 8,193.69 and 3,124.12 is: 4,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.23 : 8,193.69 = 3,124.12 : x
  2. Step 2: Convert to fraction form
    5,471.23/8,193.69 = 3,124.12/x
  3. Step 3: Cross multiply
    5,471.23x = 8,193.69 × 3,124.12
  4. Step 4: Simplify right side
    5,471.23x = 25,598,099.34
  5. Step 5: Solve for x
    x = 25,598,099.34/5,471.23
  6. Step 6: Final answer
    x = 4,678.67

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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.