Home / 7,213.94-10,821.84-2,533.61

Finding the Fourth Proportional to 7,213.94, 10,821.84 and 2,533.61

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Solution

The fourth proportional to 7,213.94, 10,821.84 and 2,533.61 is: 3,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.94 : 10,821.84 = 2,533.61 : x
  2. Step 2: Convert to fraction form
    7,213.94/10,821.84 = 2,533.61/x
  3. Step 3: Cross multiply
    7,213.94x = 10,821.84 × 2,533.61
  4. Step 4: Simplify right side
    7,213.94x = 27,418,322.04
  5. Step 5: Solve for x
    x = 27,418,322.04/7,213.94
  6. Step 6: Final answer
    x = 3,800.74

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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.