Home / 2,074.88-3,106.96-1,343.44

Finding the Fourth Proportional to 2,074.88, 3,106.96 and 1,343.44

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Solution

The fourth proportional to 2,074.88, 3,106.96 and 1,343.44 is: 2,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.88 : 3,106.96 = 1,343.44 : x
  2. Step 2: Convert to fraction form
    2,074.88/3,106.96 = 1,343.44/x
  3. Step 3: Cross multiply
    2,074.88x = 3,106.96 × 1,343.44
  4. Step 4: Simplify right side
    2,074.88x = 4,174,014.34
  5. Step 5: Solve for x
    x = 4,174,014.34/2,074.88
  6. Step 6: Final answer
    x = 2,011.69

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1.5x scale

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.