Home / 1,880.46-2,825.87-1,758.56

Finding the Fourth Proportional to 1,880.46, 2,825.87 and 1,758.56

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Solution

The fourth proportional to 1,880.46, 2,825.87 and 1,758.56 is: 2,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.46 : 2,825.87 = 1,758.56 : x
  2. Step 2: Convert to fraction form
    1,880.46/2,825.87 = 1,758.56/x
  3. Step 3: Cross multiply
    1,880.46x = 2,825.87 × 1,758.56
  4. Step 4: Simplify right side
    1,880.46x = 4,969,439.03
  5. Step 5: Solve for x
    x = 4,969,439.03/1,880.46
  6. Step 6: Final answer
    x = 2,642.67

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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.