Home / 7,346.30-11,021.16-2,152.58

Finding the Fourth Proportional to 7,346.30, 11,021.16 and 2,152.58

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Solution

The fourth proportional to 7,346.30, 11,021.16 and 2,152.58 is: 3,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.30 : 11,021.16 = 2,152.58 : x
  2. Step 2: Convert to fraction form
    7,346.30/11,021.16 = 2,152.58/x
  3. Step 3: Cross multiply
    7,346.30x = 11,021.16 × 2,152.58
  4. Step 4: Simplify right side
    7,346.30x = 23,723,928.59
  5. Step 5: Solve for x
    x = 23,723,928.59/7,346.30
  6. Step 6: Final answer
    x = 3,229.37

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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.