Home / 6,847.45-9,450.20-4,017.21

Finding the Fourth Proportional to 6,847.45, 9,450.20 and 4,017.21

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Solution

The fourth proportional to 6,847.45, 9,450.20 and 4,017.21 is: 5,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.45 : 9,450.20 = 4,017.21 : x
  2. Step 2: Convert to fraction form
    6,847.45/9,450.20 = 4,017.21/x
  3. Step 3: Cross multiply
    6,847.45x = 9,450.20 × 4,017.21
  4. Step 4: Simplify right side
    6,847.45x = 37,963,412.55
  5. Step 5: Solve for x
    x = 37,963,412.55/6,847.45
  6. Step 6: Final answer
    x = 5,544.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.