Home / 3,068.08-4,234.26-1,809.52

Finding the Fourth Proportional to 3,068.08, 4,234.26 and 1,809.52

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Solution

The fourth proportional to 3,068.08, 4,234.26 and 1,809.52 is: 2,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.08 : 4,234.26 = 1,809.52 : x
  2. Step 2: Convert to fraction form
    3,068.08/4,234.26 = 1,809.52/x
  3. Step 3: Cross multiply
    3,068.08x = 4,234.26 × 1,809.52
  4. Step 4: Simplify right side
    3,068.08x = 7,661,978.16
  5. Step 5: Solve for x
    x = 7,661,978.16/3,068.08
  6. Step 6: Final answer
    x = 2,497.32

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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.