Home / 2,025.98-2,794.74-1,238.66

Finding the Fourth Proportional to 2,025.98, 2,794.74 and 1,238.66

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Solution

The fourth proportional to 2,025.98, 2,794.74 and 1,238.66 is: 1,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.98 : 2,794.74 = 1,238.66 : x
  2. Step 2: Convert to fraction form
    2,025.98/2,794.74 = 1,238.66/x
  3. Step 3: Cross multiply
    2,025.98x = 2,794.74 × 1,238.66
  4. Step 4: Simplify right side
    2,025.98x = 3,461,732.65
  5. Step 5: Solve for x
    x = 3,461,732.65/2,025.98
  6. Step 6: Final answer
    x = 1,708.67

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1.5x scale

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.