Home / 3,017.11-4,163.49-1,758.20

Finding the Fourth Proportional to 3,017.11, 4,163.49 and 1,758.20

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Solution

The fourth proportional to 3,017.11, 4,163.49 and 1,758.20 is: 2,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.11 : 4,163.49 = 1,758.20 : x
  2. Step 2: Convert to fraction form
    3,017.11/4,163.49 = 1,758.20/x
  3. Step 3: Cross multiply
    3,017.11x = 4,163.49 × 1,758.20
  4. Step 4: Simplify right side
    3,017.11x = 7,320,248.12
  5. Step 5: Solve for x
    x = 7,320,248.12/3,017.11
  6. Step 6: Final answer
    x = 2,426.25

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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.