Home / 2,249.58-3,104.40-1,254.84

Finding the Fourth Proportional to 2,249.58, 3,104.40 and 1,254.84

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Solution

The fourth proportional to 2,249.58, 3,104.40 and 1,254.84 is: 1,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.58 : 3,104.40 = 1,254.84 : x
  2. Step 2: Convert to fraction form
    2,249.58/3,104.40 = 1,254.84/x
  3. Step 3: Cross multiply
    2,249.58x = 3,104.40 × 1,254.84
  4. Step 4: Simplify right side
    2,249.58x = 3,895,525.30
  5. Step 5: Solve for x
    x = 3,895,525.30/2,249.58
  6. Step 6: Final answer
    x = 1,731.67

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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.