Home / 4,977.26-6,868.44-2,738.93

Finding the Fourth Proportional to 4,977.26, 6,868.44 and 2,738.93

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Solution

The fourth proportional to 4,977.26, 6,868.44 and 2,738.93 is: 3,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.26 : 6,868.44 = 2,738.93 : x
  2. Step 2: Convert to fraction form
    4,977.26/6,868.44 = 2,738.93/x
  3. Step 3: Cross multiply
    4,977.26x = 6,868.44 × 2,738.93
  4. Step 4: Simplify right side
    4,977.26x = 18,812,142.03
  5. Step 5: Solve for x
    x = 18,812,142.03/4,977.26
  6. Step 6: Final answer
    x = 3,779.62

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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.