Home / 7,043.76-10,563.36-3,150.96

Finding the Fourth Proportional to 7,043.76, 10,563.36 and 3,150.96

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Solution

The fourth proportional to 7,043.76, 10,563.36 and 3,150.96 is: 4,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.76 : 10,563.36 = 3,150.96 : x
  2. Step 2: Convert to fraction form
    7,043.76/10,563.36 = 3,150.96/x
  3. Step 3: Cross multiply
    7,043.76x = 10,563.36 × 3,150.96
  4. Step 4: Simplify right side
    7,043.76x = 33,284,724.83
  5. Step 5: Solve for x
    x = 33,284,724.83/7,043.76
  6. Step 6: Final answer
    x = 4,725.42

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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.