Home / 4,674.09-6,450.71-2,578.22

Finding the Fourth Proportional to 4,674.09, 6,450.71 and 2,578.22

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Solution

The fourth proportional to 4,674.09, 6,450.71 and 2,578.22 is: 3,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.09 : 6,450.71 = 2,578.22 : x
  2. Step 2: Convert to fraction form
    4,674.09/6,450.71 = 2,578.22/x
  3. Step 3: Cross multiply
    4,674.09x = 6,450.71 × 2,578.22
  4. Step 4: Simplify right side
    4,674.09x = 16,631,328.58
  5. Step 5: Solve for x
    x = 16,631,328.58/4,674.09
  6. Step 6: Final answer
    x = 3,558.19

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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.