Home / 4,674.50-6,450.84-2,578.64

Finding the Fourth Proportional to 4,674.50, 6,450.84 and 2,578.64

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Solution

The fourth proportional to 4,674.50, 6,450.84 and 2,578.64 is: 3,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.50 : 6,450.84 = 2,578.64 : x
  2. Step 2: Convert to fraction form
    4,674.50/6,450.84 = 2,578.64/x
  3. Step 3: Cross multiply
    4,674.50x = 6,450.84 × 2,578.64
  4. Step 4: Simplify right side
    4,674.50x = 16,634,394.06
  5. Step 5: Solve for x
    x = 16,634,394.06/4,674.50
  6. Step 6: Final answer
    x = 3,558.54

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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.