Home / 4,975.44-6,868.44-2,879.16

Finding the Fourth Proportional to 4,975.44, 6,868.44 and 2,879.16

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Solution

The fourth proportional to 4,975.44, 6,868.44 and 2,879.16 is: 3,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.44 : 6,868.44 = 2,879.16 : x
  2. Step 2: Convert to fraction form
    4,975.44/6,868.44 = 2,879.16/x
  3. Step 3: Cross multiply
    4,975.44x = 6,868.44 × 2,879.16
  4. Step 4: Simplify right side
    4,975.44x = 19,775,337.71
  5. Step 5: Solve for x
    x = 19,775,337.71/4,975.44
  6. Step 6: Final answer
    x = 3,974.59

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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.