Home / 2,846.26-4,271.55-1,115.02

Finding the Fourth Proportional to 2,846.26, 4,271.55 and 1,115.02

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Solution

The fourth proportional to 2,846.26, 4,271.55 and 1,115.02 is: 1,673.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.26 : 4,271.55 = 1,115.02 : x
  2. Step 2: Convert to fraction form
    2,846.26/4,271.55 = 1,115.02/x
  3. Step 3: Cross multiply
    2,846.26x = 4,271.55 × 1,115.02
  4. Step 4: Simplify right side
    2,846.26x = 4,762,863.68
  5. Step 5: Solve for x
    x = 4,762,863.68/2,846.26
  6. Step 6: Final answer
    x = 1,673.38

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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.