Home / 3,216.12-4,824.06-1,571.08

Finding the Fourth Proportional to 3,216.12, 4,824.06 and 1,571.08

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Solution

The fourth proportional to 3,216.12, 4,824.06 and 1,571.08 is: 2,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.12 : 4,824.06 = 1,571.08 : x
  2. Step 2: Convert to fraction form
    3,216.12/4,824.06 = 1,571.08/x
  3. Step 3: Cross multiply
    3,216.12x = 4,824.06 × 1,571.08
  4. Step 4: Simplify right side
    3,216.12x = 7,578,984.18
  5. Step 5: Solve for x
    x = 7,578,984.18/3,216.12
  6. Step 6: Final answer
    x = 2,356.56

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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.