Home / 2,899.26-3,999.24-2,704.86

Finding the Fourth Proportional to 2,899.26, 3,999.24 and 2,704.86

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Solution

The fourth proportional to 2,899.26, 3,999.24 and 2,704.86 is: 3,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.26 : 3,999.24 = 2,704.86 : x
  2. Step 2: Convert to fraction form
    2,899.26/3,999.24 = 2,704.86/x
  3. Step 3: Cross multiply
    2,899.26x = 3,999.24 × 2,704.86
  4. Step 4: Simplify right side
    2,899.26x = 10,817,384.31
  5. Step 5: Solve for x
    x = 10,817,384.31/2,899.26
  6. Step 6: Final answer
    x = 3,731.08

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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.