Home / 7,213.61-10,819.88-2,533.66

Finding the Fourth Proportional to 7,213.61, 10,819.88 and 2,533.66

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Solution

The fourth proportional to 7,213.61, 10,819.88 and 2,533.66 is: 3,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.61 : 10,819.88 = 2,533.66 : x
  2. Step 2: Convert to fraction form
    7,213.61/10,819.88 = 2,533.66/x
  3. Step 3: Cross multiply
    7,213.61x = 10,819.88 × 2,533.66
  4. Step 4: Simplify right side
    7,213.61x = 27,413,955.79
  5. Step 5: Solve for x
    x = 27,413,955.79/7,213.61
  6. Step 6: Final answer
    x = 3,800.31

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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.