Home / 4,518.09-6,234.71-2,839.77

Finding the Fourth Proportional to 4,518.09, 6,234.71 and 2,839.77

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Solution

The fourth proportional to 4,518.09, 6,234.71 and 2,839.77 is: 3,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.09 : 6,234.71 = 2,839.77 : x
  2. Step 2: Convert to fraction form
    4,518.09/6,234.71 = 2,839.77/x
  3. Step 3: Cross multiply
    4,518.09x = 6,234.71 × 2,839.77
  4. Step 4: Simplify right side
    4,518.09x = 17,705,128.22
  5. Step 5: Solve for x
    x = 17,705,128.22/4,518.09
  6. Step 6: Final answer
    x = 3,918.72

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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.