Home / 10,680.88-16,028.28-4,838.08

Finding the Fourth Proportional to 10,680.88, 16,028.28 and 4,838.08

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Solution

The fourth proportional to 10,680.88, 16,028.28 and 4,838.08 is: 7,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.88 : 16,028.28 = 4,838.08 : x
  2. Step 2: Convert to fraction form
    10,680.88/16,028.28 = 4,838.08/x
  3. Step 3: Cross multiply
    10,680.88x = 16,028.28 × 4,838.08
  4. Step 4: Simplify right side
    10,680.88x = 77,546,100.90
  5. Step 5: Solve for x
    x = 77,546,100.90/10,680.88
  6. Step 6: Final answer
    x = 7,260.27

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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.