Home / 3,028.07-4,178.66-1,701.75

Finding the Fourth Proportional to 3,028.07, 4,178.66 and 1,701.75

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Solution

The fourth proportional to 3,028.07, 4,178.66 and 1,701.75 is: 2,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.07 : 4,178.66 = 1,701.75 : x
  2. Step 2: Convert to fraction form
    3,028.07/4,178.66 = 1,701.75/x
  3. Step 3: Cross multiply
    3,028.07x = 4,178.66 × 1,701.75
  4. Step 4: Simplify right side
    3,028.07x = 7,111,038.91
  5. Step 5: Solve for x
    x = 7,111,038.91/3,028.07
  6. Step 6: Final answer
    x = 2,348.37

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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.