Home / 4,674.86-6,451.41-2,578.98

Finding the Fourth Proportional to 4,674.86, 6,451.41 and 2,578.98

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Solution

The fourth proportional to 4,674.86, 6,451.41 and 2,578.98 is: 3,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.86 : 6,451.41 = 2,578.98 : x
  2. Step 2: Convert to fraction form
    4,674.86/6,451.41 = 2,578.98/x
  3. Step 3: Cross multiply
    4,674.86x = 6,451.41 × 2,578.98
  4. Step 4: Simplify right side
    4,674.86x = 16,638,057.36
  5. Step 5: Solve for x
    x = 16,638,057.36/4,674.86
  6. Step 6: Final answer
    x = 3,559.05

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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.