Home / 3,027.78-4,178.35-1,701.94

Finding the Fourth Proportional to 3,027.78, 4,178.35 and 1,701.94

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Solution

The fourth proportional to 3,027.78, 4,178.35 and 1,701.94 is: 2,348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.78 : 4,178.35 = 1,701.94 : x
  2. Step 2: Convert to fraction form
    3,027.78/4,178.35 = 1,701.94/x
  3. Step 3: Cross multiply
    3,027.78x = 4,178.35 × 1,701.94
  4. Step 4: Simplify right side
    3,027.78x = 7,111,301.00
  5. Step 5: Solve for x
    x = 7,111,301.00/3,027.78
  6. Step 6: Final answer
    x = 2,348.68

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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.