Home / 5,498.21-8,247.96-2,378.99

Finding the Fourth Proportional to 5,498.21, 8,247.96 and 2,378.99

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Solution

The fourth proportional to 5,498.21, 8,247.96 and 2,378.99 is: 3,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.21 : 8,247.96 = 2,378.99 : x
  2. Step 2: Convert to fraction form
    5,498.21/8,247.96 = 2,378.99/x
  3. Step 3: Cross multiply
    5,498.21x = 8,247.96 × 2,378.99
  4. Step 4: Simplify right side
    5,498.21x = 19,621,834.98
  5. Step 5: Solve for x
    x = 19,621,834.98/5,498.21
  6. Step 6: Final answer
    x = 3,568.77

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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.