Home / 3,467.28-4,784.68-1,975.24

Finding the Fourth Proportional to 3,467.28, 4,784.68 and 1,975.24

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Solution

The fourth proportional to 3,467.28, 4,784.68 and 1,975.24 is: 2,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.28 : 4,784.68 = 1,975.24 : x
  2. Step 2: Convert to fraction form
    3,467.28/4,784.68 = 1,975.24/x
  3. Step 3: Cross multiply
    3,467.28x = 4,784.68 × 1,975.24
  4. Step 4: Simplify right side
    3,467.28x = 9,450,891.32
  5. Step 5: Solve for x
    x = 9,450,891.32/3,467.28
  6. Step 6: Final answer
    x = 2,725.74

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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.