Home / 7,224.77-10,828.28-4,107.38

Finding the Fourth Proportional to 7,224.77, 10,828.28 and 4,107.38

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Solution

The fourth proportional to 7,224.77, 10,828.28 and 4,107.38 is: 6,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.77 : 10,828.28 = 4,107.38 : x
  2. Step 2: Convert to fraction form
    7,224.77/10,828.28 = 4,107.38/x
  3. Step 3: Cross multiply
    7,224.77x = 10,828.28 × 4,107.38
  4. Step 4: Simplify right side
    7,224.77x = 44,475,786.03
  5. Step 5: Solve for x
    x = 44,475,786.03/7,224.77
  6. Step 6: Final answer
    x = 6,156.02

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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.