Home / 4,718.54-7,075.37-2,119.26

Finding the Fourth Proportional to 4,718.54, 7,075.37 and 2,119.26

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Solution

The fourth proportional to 4,718.54, 7,075.37 and 2,119.26 is: 3,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.54 : 7,075.37 = 2,119.26 : x
  2. Step 2: Convert to fraction form
    4,718.54/7,075.37 = 2,119.26/x
  3. Step 3: Cross multiply
    4,718.54x = 7,075.37 × 2,119.26
  4. Step 4: Simplify right side
    4,718.54x = 14,994,548.63
  5. Step 5: Solve for x
    x = 14,994,548.63/4,718.54
  6. Step 6: Final answer
    x = 3,177.79

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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.