Home / 9,213.60-13,820.40-3,371.52

Finding the Fourth Proportional to 9,213.60, 13,820.40 and 3,371.52

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Solution

The fourth proportional to 9,213.60, 13,820.40 and 3,371.52 is: 5,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.60 : 13,820.40 = 3,371.52 : x
  2. Step 2: Convert to fraction form
    9,213.60/13,820.40 = 3,371.52/x
  3. Step 3: Cross multiply
    9,213.60x = 13,820.40 × 3,371.52
  4. Step 4: Simplify right side
    9,213.60x = 46,595,755.01
  5. Step 5: Solve for x
    x = 46,595,755.01/9,213.60
  6. Step 6: Final answer
    x = 5,057.28

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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.