Home / 4,487.31-6,725.10-2,798.01

Finding the Fourth Proportional to 4,487.31, 6,725.10 and 2,798.01

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Solution

The fourth proportional to 4,487.31, 6,725.10 and 2,798.01 is: 4,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.31 : 6,725.10 = 2,798.01 : x
  2. Step 2: Convert to fraction form
    4,487.31/6,725.10 = 2,798.01/x
  3. Step 3: Cross multiply
    4,487.31x = 6,725.10 × 2,798.01
  4. Step 4: Simplify right side
    4,487.31x = 18,816,907.54
  5. Step 5: Solve for x
    x = 18,816,907.54/4,487.31
  6. Step 6: Final answer
    x = 4,193.36

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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.