Home / 4,425.28-6,635.36-1,825.28

Finding the Fourth Proportional to 4,425.28, 6,635.36 and 1,825.28

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Solution

The fourth proportional to 4,425.28, 6,635.36 and 1,825.28 is: 2,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.28 : 6,635.36 = 1,825.28 : x
  2. Step 2: Convert to fraction form
    4,425.28/6,635.36 = 1,825.28/x
  3. Step 3: Cross multiply
    4,425.28x = 6,635.36 × 1,825.28
  4. Step 4: Simplify right side
    4,425.28x = 12,111,389.90
  5. Step 5: Solve for x
    x = 12,111,389.90/4,425.28
  6. Step 6: Final answer
    x = 2,736.86

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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.