Home / 3,076.11-4,615.72-1,230.83

Finding the Fourth Proportional to 3,076.11, 4,615.72 and 1,230.83

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Solution

The fourth proportional to 3,076.11, 4,615.72 and 1,230.83 is: 1,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.11 : 4,615.72 = 1,230.83 : x
  2. Step 2: Convert to fraction form
    3,076.11/4,615.72 = 1,230.83/x
  3. Step 3: Cross multiply
    3,076.11x = 4,615.72 × 1,230.83
  4. Step 4: Simplify right side
    3,076.11x = 5,681,166.65
  5. Step 5: Solve for x
    x = 5,681,166.65/3,076.11
  6. Step 6: Final answer
    x = 1,846.87

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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.