Home / 4,674.15-6,450.21-2,578.23

Finding the Fourth Proportional to 4,674.15, 6,450.21 and 2,578.23

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Solution

The fourth proportional to 4,674.15, 6,450.21 and 2,578.23 is: 3,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.15 : 6,450.21 = 2,578.23 : x
  2. Step 2: Convert to fraction form
    4,674.15/6,450.21 = 2,578.23/x
  3. Step 3: Cross multiply
    4,674.15x = 6,450.21 × 2,578.23
  4. Step 4: Simplify right side
    4,674.15x = 16,630,124.93
  5. Step 5: Solve for x
    x = 16,630,124.93/4,674.15
  6. Step 6: Final answer
    x = 3,557.89

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Half scale
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Double scale
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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.