Home / 3,068.25-4,234.74-1,809.23

Finding the Fourth Proportional to 3,068.25, 4,234.74 and 1,809.23

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Solution

The fourth proportional to 3,068.25, 4,234.74 and 1,809.23 is: 2,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.25 : 4,234.74 = 1,809.23 : x
  2. Step 2: Convert to fraction form
    3,068.25/4,234.74 = 1,809.23/x
  3. Step 3: Cross multiply
    3,068.25x = 4,234.74 × 1,809.23
  4. Step 4: Simplify right side
    3,068.25x = 7,661,642.92
  5. Step 5: Solve for x
    x = 7,661,642.92/3,068.25
  6. Step 6: Final answer
    x = 2,497.07

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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.