Home / 3,107.16-4,661.01-1,027.11

Finding the Fourth Proportional to 3,107.16, 4,661.01 and 1,027.11

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Solution

The fourth proportional to 3,107.16, 4,661.01 and 1,027.11 is: 1,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.16 : 4,661.01 = 1,027.11 : x
  2. Step 2: Convert to fraction form
    3,107.16/4,661.01 = 1,027.11/x
  3. Step 3: Cross multiply
    3,107.16x = 4,661.01 × 1,027.11
  4. Step 4: Simplify right side
    3,107.16x = 4,787,369.98
  5. Step 5: Solve for x
    x = 4,787,369.98/3,107.16
  6. Step 6: Final answer
    x = 1,540.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.