Home / 7,043.01-9,719.26-3,856.26

Finding the Fourth Proportional to 7,043.01, 9,719.26 and 3,856.26

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Solution

The fourth proportional to 7,043.01, 9,719.26 and 3,856.26 is: 5,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.01 : 9,719.26 = 3,856.26 : x
  2. Step 2: Convert to fraction form
    7,043.01/9,719.26 = 3,856.26/x
  3. Step 3: Cross multiply
    7,043.01x = 9,719.26 × 3,856.26
  4. Step 4: Simplify right side
    7,043.01x = 37,479,993.57
  5. Step 5: Solve for x
    x = 37,479,993.57/7,043.01
  6. Step 6: Final answer
    x = 5,321.59

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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.