Home / 4,082.90-6,124.41-1,161.28

Finding the Fourth Proportional to 4,082.90, 6,124.41 and 1,161.28

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Solution

The fourth proportional to 4,082.90, 6,124.41 and 1,161.28 is: 1,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.90 : 6,124.41 = 1,161.28 : x
  2. Step 2: Convert to fraction form
    4,082.90/6,124.41 = 1,161.28/x
  3. Step 3: Cross multiply
    4,082.90x = 6,124.41 × 1,161.28
  4. Step 4: Simplify right side
    4,082.90x = 7,112,124.22
  5. Step 5: Solve for x
    x = 7,112,124.22/4,082.90
  6. Step 6: Final answer
    x = 1,741.93

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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.