Home / 8,317.21-12,474.26-3,574.21

Finding the Fourth Proportional to 8,317.21, 12,474.26 and 3,574.21

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Solution

The fourth proportional to 8,317.21, 12,474.26 and 3,574.21 is: 5,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.21 : 12,474.26 = 3,574.21 : x
  2. Step 2: Convert to fraction form
    8,317.21/12,474.26 = 3,574.21/x
  3. Step 3: Cross multiply
    8,317.21x = 12,474.26 × 3,574.21
  4. Step 4: Simplify right side
    8,317.21x = 44,585,624.83
  5. Step 5: Solve for x
    x = 44,585,624.83/8,317.21
  6. Step 6: Final answer
    x = 5,360.65

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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.