Home / 2,023.32-2,791.48-1,226.88

Finding the Fourth Proportional to 2,023.32, 2,791.48 and 1,226.88

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Solution

The fourth proportional to 2,023.32, 2,791.48 and 1,226.88 is: 1,692.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.32 : 2,791.48 = 1,226.88 : x
  2. Step 2: Convert to fraction form
    2,023.32/2,791.48 = 1,226.88/x
  3. Step 3: Cross multiply
    2,023.32x = 2,791.48 × 1,226.88
  4. Step 4: Simplify right side
    2,023.32x = 3,424,810.98
  5. Step 5: Solve for x
    x = 3,424,810.98/2,023.32
  6. Step 6: Final answer
    x = 1,692.67

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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.