Home / 3,017.75-4,164.51-1,759.68

Finding the Fourth Proportional to 3,017.75, 4,164.51 and 1,759.68

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Solution

The fourth proportional to 3,017.75, 4,164.51 and 1,759.68 is: 2,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.75 : 4,164.51 = 1,759.68 : x
  2. Step 2: Convert to fraction form
    3,017.75/4,164.51 = 1,759.68/x
  3. Step 3: Cross multiply
    3,017.75x = 4,164.51 × 1,759.68
  4. Step 4: Simplify right side
    3,017.75x = 7,328,175.34
  5. Step 5: Solve for x
    x = 7,328,175.34/3,017.75
  6. Step 6: Final answer
    x = 2,428.36

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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.