Home / 4,158.26-6,237.40-1,080.26

Finding the Fourth Proportional to 4,158.26, 6,237.40 and 1,080.26

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Solution

The fourth proportional to 4,158.26, 6,237.40 and 1,080.26 is: 1,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.26 : 6,237.40 = 1,080.26 : x
  2. Step 2: Convert to fraction form
    4,158.26/6,237.40 = 1,080.26/x
  3. Step 3: Cross multiply
    4,158.26x = 6,237.40 × 1,080.26
  4. Step 4: Simplify right side
    4,158.26x = 6,738,013.72
  5. Step 5: Solve for x
    x = 6,738,013.72/4,158.26
  6. Step 6: Final answer
    x = 1,620.39

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.