Home / 6,212.37-8,570.77-3,694.58

Finding the Fourth Proportional to 6,212.37, 8,570.77 and 3,694.58

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Solution

The fourth proportional to 6,212.37, 8,570.77 and 3,694.58 is: 5,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.37 : 8,570.77 = 3,694.58 : x
  2. Step 2: Convert to fraction form
    6,212.37/8,570.77 = 3,694.58/x
  3. Step 3: Cross multiply
    6,212.37x = 8,570.77 × 3,694.58
  4. Step 4: Simplify right side
    6,212.37x = 31,665,376.95
  5. Step 5: Solve for x
    x = 31,665,376.95/6,212.37
  6. Step 6: Final answer
    x = 5,097.15

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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.