Home / 4,367.19-6,550.67-1,080.21

Finding the Fourth Proportional to 4,367.19, 6,550.67 and 1,080.21

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Solution

The fourth proportional to 4,367.19, 6,550.67 and 1,080.21 is: 1,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.19 : 6,550.67 = 1,080.21 : x
  2. Step 2: Convert to fraction form
    4,367.19/6,550.67 = 1,080.21/x
  3. Step 3: Cross multiply
    4,367.19x = 6,550.67 × 1,080.21
  4. Step 4: Simplify right side
    4,367.19x = 7,076,093.84
  5. Step 5: Solve for x
    x = 7,076,093.84/4,367.19
  6. Step 6: Final answer
    x = 1,620.29

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1.5x scale

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.