Home / 4,123.96-6,185.94-1,202.20

Finding the Fourth Proportional to 4,123.96, 6,185.94 and 1,202.20

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Solution

The fourth proportional to 4,123.96, 6,185.94 and 1,202.20 is: 1,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.96 : 6,185.94 = 1,202.20 : x
  2. Step 2: Convert to fraction form
    4,123.96/6,185.94 = 1,202.20/x
  3. Step 3: Cross multiply
    4,123.96x = 6,185.94 × 1,202.20
  4. Step 4: Simplify right side
    4,123.96x = 7,436,737.07
  5. Step 5: Solve for x
    x = 7,436,737.07/4,123.96
  6. Step 6: Final answer
    x = 1,803.30

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1.5x scale

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.