Home / 10,214.64-15,324.36-3,289.14

Finding the Fourth Proportional to 10,214.64, 15,324.36 and 3,289.14

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Solution

The fourth proportional to 10,214.64, 15,324.36 and 3,289.14 is: 4,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.64 : 15,324.36 = 3,289.14 : x
  2. Step 2: Convert to fraction form
    10,214.64/15,324.36 = 3,289.14/x
  3. Step 3: Cross multiply
    10,214.64x = 15,324.36 × 3,289.14
  4. Step 4: Simplify right side
    10,214.64x = 50,403,965.45
  5. Step 5: Solve for x
    x = 50,403,965.45/10,214.64
  6. Step 6: Final answer
    x = 4,934.48

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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.