Home / 1,960.01-2,704.82-1,075.85

Finding the Fourth Proportional to 1,960.01, 2,704.82 and 1,075.85

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Solution

The fourth proportional to 1,960.01, 2,704.82 and 1,075.85 is: 1,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.01 : 2,704.82 = 1,075.85 : x
  2. Step 2: Convert to fraction form
    1,960.01/2,704.82 = 1,075.85/x
  3. Step 3: Cross multiply
    1,960.01x = 2,704.82 × 1,075.85
  4. Step 4: Simplify right side
    1,960.01x = 2,909,961.69
  5. Step 5: Solve for x
    x = 2,909,961.69/1,960.01
  6. Step 6: Final answer
    x = 1,484.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.