Home / 3,467.18-4,784.37-1,974.98

Finding the Fourth Proportional to 3,467.18, 4,784.37 and 1,974.98

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Solution

The fourth proportional to 3,467.18, 4,784.37 and 1,974.98 is: 2,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.18 : 4,784.37 = 1,974.98 : x
  2. Step 2: Convert to fraction form
    3,467.18/4,784.37 = 1,974.98/x
  3. Step 3: Cross multiply
    3,467.18x = 4,784.37 × 1,974.98
  4. Step 4: Simplify right side
    3,467.18x = 9,449,035.06
  5. Step 5: Solve for x
    x = 9,449,035.06/3,467.18
  6. Step 6: Final answer
    x = 2,725.28

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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.