Home / 6,245.71-8,626.16-4,252.80

Finding the Fourth Proportional to 6,245.71, 8,626.16 and 4,252.80

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Solution

The fourth proportional to 6,245.71, 8,626.16 and 4,252.80 is: 5,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.71 : 8,626.16 = 4,252.80 : x
  2. Step 2: Convert to fraction form
    6,245.71/8,626.16 = 4,252.80/x
  3. Step 3: Cross multiply
    6,245.71x = 8,626.16 × 4,252.80
  4. Step 4: Simplify right side
    6,245.71x = 36,685,376.23
  5. Step 5: Solve for x
    x = 36,685,376.23/6,245.71
  6. Step 6: Final answer
    x = 5,873.69

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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.