Home / 9,381.38-14,072.21-2,455.88

Finding the Fourth Proportional to 9,381.38, 14,072.21 and 2,455.88

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Solution

The fourth proportional to 9,381.38, 14,072.21 and 2,455.88 is: 3,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.38 : 14,072.21 = 2,455.88 : x
  2. Step 2: Convert to fraction form
    9,381.38/14,072.21 = 2,455.88/x
  3. Step 3: Cross multiply
    9,381.38x = 14,072.21 × 2,455.88
  4. Step 4: Simplify right side
    9,381.38x = 34,559,576.45
  5. Step 5: Solve for x
    x = 34,559,576.45/9,381.38
  6. Step 6: Final answer
    x = 3,683.85

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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.