Home / 3,467.98-4,785.46-1,975.80

Finding the Fourth Proportional to 3,467.98, 4,785.46 and 1,975.80

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Solution

The fourth proportional to 3,467.98, 4,785.46 and 1,975.80 is: 2,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.98 : 4,785.46 = 1,975.80 : x
  2. Step 2: Convert to fraction form
    3,467.98/4,785.46 = 1,975.80/x
  3. Step 3: Cross multiply
    3,467.98x = 4,785.46 × 1,975.80
  4. Step 4: Simplify right side
    3,467.98x = 9,455,132.28
  5. Step 5: Solve for x
    x = 9,455,132.28/3,467.98
  6. Step 6: Final answer
    x = 2,726.41

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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.