Home / 3,075.44-4,615.28-1,226.37

Finding the Fourth Proportional to 3,075.44, 4,615.28 and 1,226.37

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Solution

The fourth proportional to 3,075.44, 4,615.28 and 1,226.37 is: 1,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.44 : 4,615.28 = 1,226.37 : x
  2. Step 2: Convert to fraction form
    3,075.44/4,615.28 = 1,226.37/x
  3. Step 3: Cross multiply
    3,075.44x = 4,615.28 × 1,226.37
  4. Step 4: Simplify right side
    3,075.44x = 5,660,056.71
  5. Step 5: Solve for x
    x = 5,660,056.71/3,075.44
  6. Step 6: Final answer
    x = 1,840.41

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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.