Home / 5,816.88-8,028.36-3,460.32

Finding the Fourth Proportional to 5,816.88, 8,028.36 and 3,460.32

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Solution

The fourth proportional to 5,816.88, 8,028.36 and 3,460.32 is: 4,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.88 : 8,028.36 = 3,460.32 : x
  2. Step 2: Convert to fraction form
    5,816.88/8,028.36 = 3,460.32/x
  3. Step 3: Cross multiply
    5,816.88x = 8,028.36 × 3,460.32
  4. Step 4: Simplify right side
    5,816.88x = 27,780,694.68
  5. Step 5: Solve for x
    x = 27,780,694.68/5,816.88
  6. Step 6: Final answer
    x = 4,775.88

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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.