Home / 9,420.41-14,134.08-3,872.27

Finding the Fourth Proportional to 9,420.41, 14,134.08 and 3,872.27

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Solution

The fourth proportional to 9,420.41, 14,134.08 and 3,872.27 is: 5,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.41 : 14,134.08 = 3,872.27 : x
  2. Step 2: Convert to fraction form
    9,420.41/14,134.08 = 3,872.27/x
  3. Step 3: Cross multiply
    9,420.41x = 14,134.08 × 3,872.27
  4. Step 4: Simplify right side
    9,420.41x = 54,730,973.96
  5. Step 5: Solve for x
    x = 54,730,973.96/9,420.41
  6. Step 6: Final answer
    x = 5,809.83

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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.