Home / 6,080.63-8,391.26-4,218.71

Finding the Fourth Proportional to 6,080.63, 8,391.26 and 4,218.71

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Solution

The fourth proportional to 6,080.63, 8,391.26 and 4,218.71 is: 5,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.63 : 8,391.26 = 4,218.71 : x
  2. Step 2: Convert to fraction form
    6,080.63/8,391.26 = 4,218.71/x
  3. Step 3: Cross multiply
    6,080.63x = 8,391.26 × 4,218.71
  4. Step 4: Simplify right side
    6,080.63x = 35,400,261.07
  5. Step 5: Solve for x
    x = 35,400,261.07/6,080.63
  6. Step 6: Final answer
    x = 5,821.81

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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.