Home / 3,075.84-4,614.66-1,776.60

Finding the Fourth Proportional to 3,075.84, 4,614.66 and 1,776.60

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Solution

The fourth proportional to 3,075.84, 4,614.66 and 1,776.60 is: 2,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.84 : 4,614.66 = 1,776.60 : x
  2. Step 2: Convert to fraction form
    3,075.84/4,614.66 = 1,776.60/x
  3. Step 3: Cross multiply
    3,075.84x = 4,614.66 × 1,776.60
  4. Step 4: Simplify right side
    3,075.84x = 8,198,404.96
  5. Step 5: Solve for x
    x = 8,198,404.96/3,075.84
  6. Step 6: Final answer
    x = 2,665.42

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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.