Home / 2,381.81-3,572.57-1,414.06

Finding the Fourth Proportional to 2,381.81, 3,572.57 and 1,414.06

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Solution

The fourth proportional to 2,381.81, 3,572.57 and 1,414.06 is: 2,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.81 : 3,572.57 = 1,414.06 : x
  2. Step 2: Convert to fraction form
    2,381.81/3,572.57 = 1,414.06/x
  3. Step 3: Cross multiply
    2,381.81x = 3,572.57 × 1,414.06
  4. Step 4: Simplify right side
    2,381.81x = 5,051,822.94
  5. Step 5: Solve for x
    x = 5,051,822.94/2,381.81
  6. Step 6: Final answer
    x = 2,121.01

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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.