Home / 2,770.41-4,145.28-1,675.56

Finding the Fourth Proportional to 2,770.41, 4,145.28 and 1,675.56

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Solution

The fourth proportional to 2,770.41, 4,145.28 and 1,675.56 is: 2,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.41 : 4,145.28 = 1,675.56 : x
  2. Step 2: Convert to fraction form
    2,770.41/4,145.28 = 1,675.56/x
  3. Step 3: Cross multiply
    2,770.41x = 4,145.28 × 1,675.56
  4. Step 4: Simplify right side
    2,770.41x = 6,945,665.36
  5. Step 5: Solve for x
    x = 6,945,665.36/2,770.41
  6. Step 6: Final answer
    x = 2,507.09

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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.