Home / 4,271.36-5,891.16-2,698.88

Finding the Fourth Proportional to 4,271.36, 5,891.16 and 2,698.88

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Solution

The fourth proportional to 4,271.36, 5,891.16 and 2,698.88 is: 3,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.36 : 5,891.16 = 2,698.88 : x
  2. Step 2: Convert to fraction form
    4,271.36/5,891.16 = 2,698.88/x
  3. Step 3: Cross multiply
    4,271.36x = 5,891.16 × 2,698.88
  4. Step 4: Simplify right side
    4,271.36x = 15,899,533.90
  5. Step 5: Solve for x
    x = 15,899,533.90/4,271.36
  6. Step 6: Final answer
    x = 3,722.36

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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.