Home / 2,284.26-3,147.62-1,576.32

Finding the Fourth Proportional to 2,284.26, 3,147.62 and 1,576.32

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Solution

The fourth proportional to 2,284.26, 3,147.62 and 1,576.32 is: 2,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.26 : 3,147.62 = 1,576.32 : x
  2. Step 2: Convert to fraction form
    2,284.26/3,147.62 = 1,576.32/x
  3. Step 3: Cross multiply
    2,284.26x = 3,147.62 × 1,576.32
  4. Step 4: Simplify right side
    2,284.26x = 4,961,640.62
  5. Step 5: Solve for x
    x = 4,961,640.62/2,284.26
  6. Step 6: Final answer
    x = 2,172.10

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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.