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Finding the Fourth Proportional to 5,973.45, 8,964.84 and 4,137.45

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Solution

The fourth proportional to 5,973.45, 8,964.84 and 4,137.45 is: 6,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.45 : 8,964.84 = 4,137.45 : x
  2. Step 2: Convert to fraction form
    5,973.45/8,964.84 = 4,137.45/x
  3. Step 3: Cross multiply
    5,973.45x = 8,964.84 × 4,137.45
  4. Step 4: Simplify right side
    5,973.45x = 37,091,559.16
  5. Step 5: Solve for x
    x = 37,091,559.16/5,973.45
  6. Step 6: Final answer
    x = 6,209.41

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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.