Home / 2,012.44-2,776.55-1,267.14

Finding the Fourth Proportional to 2,012.44, 2,776.55 and 1,267.14

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Solution

The fourth proportional to 2,012.44, 2,776.55 and 1,267.14 is: 1,748.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012.44 : 2,776.55 = 1,267.14 : x
  2. Step 2: Convert to fraction form
    2,012.44/2,776.55 = 1,267.14/x
  3. Step 3: Cross multiply
    2,012.44x = 2,776.55 × 1,267.14
  4. Step 4: Simplify right side
    2,012.44x = 3,518,280.73
  5. Step 5: Solve for x
    x = 3,518,280.73/2,012.44
  6. Step 6: Final answer
    x = 1,748.27

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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.