Home / 6,912.30-10,350.03-4,725.30

Finding the Fourth Proportional to 6,912.30, 10,350.03 and 4,725.30

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Solution

The fourth proportional to 6,912.30, 10,350.03 and 4,725.30 is: 7,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.30 : 10,350.03 = 4,725.30 : x
  2. Step 2: Convert to fraction form
    6,912.30/10,350.03 = 4,725.30/x
  3. Step 3: Cross multiply
    6,912.30x = 10,350.03 × 4,725.30
  4. Step 4: Simplify right side
    6,912.30x = 48,906,996.76
  5. Step 5: Solve for x
    x = 48,906,996.76/6,912.30
  6. Step 6: Final answer
    x = 7,075.36

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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.