Home / 1,770.03-2,441.19-1,105.62

Finding the Fourth Proportional to 1,770.03, 2,441.19 and 1,105.62

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Solution

The fourth proportional to 1,770.03, 2,441.19 and 1,105.62 is: 1,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.03 : 2,441.19 = 1,105.62 : x
  2. Step 2: Convert to fraction form
    1,770.03/2,441.19 = 1,105.62/x
  3. Step 3: Cross multiply
    1,770.03x = 2,441.19 × 1,105.62
  4. Step 4: Simplify right side
    1,770.03x = 2,699,028.49
  5. Step 5: Solve for x
    x = 2,699,028.49/1,770.03
  6. Step 6: Final answer
    x = 1,524.85

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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.