Home / 4,076.56-6,114.88-998.56

Finding the Fourth Proportional to 4,076.56, 6,114.88 and 998.56

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Solution

The fourth proportional to 4,076.56, 6,114.88 and 998.56 is: 1,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.56 : 6,114.88 = 998.56 : x
  2. Step 2: Convert to fraction form
    4,076.56/6,114.88 = 998.56/x
  3. Step 3: Cross multiply
    4,076.56x = 6,114.88 × 998.56
  4. Step 4: Simplify right side
    4,076.56x = 6,106,074.57
  5. Step 5: Solve for x
    x = 6,106,074.57/4,076.56
  6. Step 6: Final answer
    x = 1,497.85

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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.