Home / 11,382.89-17,076.83-3,485.46

Finding the Fourth Proportional to 11,382.89, 17,076.83 and 3,485.46

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Solution

The fourth proportional to 11,382.89, 17,076.83 and 3,485.46 is: 5,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.89 : 17,076.83 = 3,485.46 : x
  2. Step 2: Convert to fraction form
    11,382.89/17,076.83 = 3,485.46/x
  3. Step 3: Cross multiply
    11,382.89x = 17,076.83 × 3,485.46
  4. Step 4: Simplify right side
    11,382.89x = 59,520,590.46
  5. Step 5: Solve for x
    x = 59,520,590.46/11,382.89
  6. Step 6: Final answer
    x = 5,228.95

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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.