Home / 8,318.26-12,477.93-2,474.38

Finding the Fourth Proportional to 8,318.26, 12,477.93 and 2,474.38

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Solution

The fourth proportional to 8,318.26, 12,477.93 and 2,474.38 is: 3,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.26 : 12,477.93 = 2,474.38 : x
  2. Step 2: Convert to fraction form
    8,318.26/12,477.93 = 2,474.38/x
  3. Step 3: Cross multiply
    8,318.26x = 12,477.93 × 2,474.38
  4. Step 4: Simplify right side
    8,318.26x = 30,875,140.43
  5. Step 5: Solve for x
    x = 30,875,140.43/8,318.26
  6. Step 6: Final answer
    x = 3,711.73

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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.