Home / 4,674.56-6,451.20-2,578.88

Finding the Fourth Proportional to 4,674.56, 6,451.20 and 2,578.88

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Solution

The fourth proportional to 4,674.56, 6,451.20 and 2,578.88 is: 3,559.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.56 : 6,451.20 = 2,578.88 : x
  2. Step 2: Convert to fraction form
    4,674.56/6,451.20 = 2,578.88/x
  3. Step 3: Cross multiply
    4,674.56x = 6,451.20 × 2,578.88
  4. Step 4: Simplify right side
    4,674.56x = 16,636,870.66
  5. Step 5: Solve for x
    x = 16,636,870.66/4,674.56
  6. Step 6: Final answer
    x = 3,559.02

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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.