Home / 3,842.26-5,303.01-3,012.82

Finding the Fourth Proportional to 3,842.26, 5,303.01 and 3,012.82

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Solution

The fourth proportional to 3,842.26, 5,303.01 and 3,012.82 is: 4,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.26 : 5,303.01 = 3,012.82 : x
  2. Step 2: Convert to fraction form
    3,842.26/5,303.01 = 3,012.82/x
  3. Step 3: Cross multiply
    3,842.26x = 5,303.01 × 3,012.82
  4. Step 4: Simplify right side
    3,842.26x = 15,977,014.59
  5. Step 5: Solve for x
    x = 15,977,014.59/3,842.26
  6. Step 6: Final answer
    x = 4,158.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.