Home / 2,719.14-4,075.81-1,074.98

Finding the Fourth Proportional to 2,719.14, 4,075.81 and 1,074.98

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Solution

The fourth proportional to 2,719.14, 4,075.81 and 1,074.98 is: 1,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.14 : 4,075.81 = 1,074.98 : x
  2. Step 2: Convert to fraction form
    2,719.14/4,075.81 = 1,074.98/x
  3. Step 3: Cross multiply
    2,719.14x = 4,075.81 × 1,074.98
  4. Step 4: Simplify right side
    2,719.14x = 4,381,391.17
  5. Step 5: Solve for x
    x = 4,381,391.17/2,719.14
  6. Step 6: Final answer
    x = 1,611.32

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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.