Home / 6,080.05-8,391.08-3,812.99

Finding the Fourth Proportional to 6,080.05, 8,391.08 and 3,812.99

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Solution

The fourth proportional to 6,080.05, 8,391.08 and 3,812.99 is: 5,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.05 : 8,391.08 = 3,812.99 : x
  2. Step 2: Convert to fraction form
    6,080.05/8,391.08 = 3,812.99/x
  3. Step 3: Cross multiply
    6,080.05x = 8,391.08 × 3,812.99
  4. Step 4: Simplify right side
    6,080.05x = 31,995,134.64
  5. Step 5: Solve for x
    x = 31,995,134.64/6,080.05
  6. Step 6: Final answer
    x = 5,262.32

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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.