Home / 4,123.68-6,186.43-1,202.21

Finding the Fourth Proportional to 4,123.68, 6,186.43 and 1,202.21

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Solution

The fourth proportional to 4,123.68, 6,186.43 and 1,202.21 is: 1,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.68 : 6,186.43 = 1,202.21 : x
  2. Step 2: Convert to fraction form
    4,123.68/6,186.43 = 1,202.21/x
  3. Step 3: Cross multiply
    4,123.68x = 6,186.43 × 1,202.21
  4. Step 4: Simplify right side
    4,123.68x = 7,437,388.01
  5. Step 5: Solve for x
    x = 7,437,388.01/4,123.68
  6. Step 6: Final answer
    x = 1,803.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.