Home / 8,317.44-12,478.20-2,474.04

Finding the Fourth Proportional to 8,317.44, 12,478.20 and 2,474.04

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Solution

The fourth proportional to 8,317.44, 12,478.20 and 2,474.04 is: 3,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.44 : 12,478.20 = 2,474.04 : x
  2. Step 2: Convert to fraction form
    8,317.44/12,478.20 = 2,474.04/x
  3. Step 3: Cross multiply
    8,317.44x = 12,478.20 × 2,474.04
  4. Step 4: Simplify right side
    8,317.44x = 30,871,565.93
  5. Step 5: Solve for x
    x = 30,871,565.93/8,317.44
  6. Step 6: Final answer
    x = 3,711.67

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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.