Home / 4,082.36-6,122.70-1,160.60

Finding the Fourth Proportional to 4,082.36, 6,122.70 and 1,160.60

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Solution

The fourth proportional to 4,082.36, 6,122.70 and 1,160.60 is: 1,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.36 : 6,122.70 = 1,160.60 : x
  2. Step 2: Convert to fraction form
    4,082.36/6,122.70 = 1,160.60/x
  3. Step 3: Cross multiply
    4,082.36x = 6,122.70 × 1,160.60
  4. Step 4: Simplify right side
    4,082.36x = 7,106,005.62
  5. Step 5: Solve for x
    x = 7,106,005.62/4,082.36
  6. Step 6: Final answer
    x = 1,740.66

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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.