Home / 3,226-4,829.82-2,127.01

Finding the Fourth Proportional to 3,226, 4,829.82 and 2,127.01

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Solution

The fourth proportional to 3,226, 4,829.82 and 2,127.01 is: 3,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226 : 4,829.82 = 2,127.01 : x
  2. Step 2: Convert to fraction form
    3,226/4,829.82 = 2,127.01/x
  3. Step 3: Cross multiply
    3,226x = 4,829.82 × 2,127.01
  4. Step 4: Simplify right side
    3,226x = 10,273,075.44
  5. Step 5: Solve for x
    x = 10,273,075.44/3,226
  6. Step 6: Final answer
    x = 3,184.46

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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.