Home / 3,027.67-4,178.58-1,768.79

Finding the Fourth Proportional to 3,027.67, 4,178.58 and 1,768.79

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Solution

The fourth proportional to 3,027.67, 4,178.58 and 1,768.79 is: 2,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.67 : 4,178.58 = 1,768.79 : x
  2. Step 2: Convert to fraction form
    3,027.67/4,178.58 = 1,768.79/x
  3. Step 3: Cross multiply
    3,027.67x = 4,178.58 × 1,768.79
  4. Step 4: Simplify right side
    3,027.67x = 7,391,030.52
  5. Step 5: Solve for x
    x = 7,391,030.52/3,027.67
  6. Step 6: Final answer
    x = 2,441.16

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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.