Home / 9,399.64-14,089.32-4,129.96

Finding the Fourth Proportional to 9,399.64, 14,089.32 and 4,129.96

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Solution

The fourth proportional to 9,399.64, 14,089.32 and 4,129.96 is: 6,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.64 : 14,089.32 = 4,129.96 : x
  2. Step 2: Convert to fraction form
    9,399.64/14,089.32 = 4,129.96/x
  3. Step 3: Cross multiply
    9,399.64x = 14,089.32 × 4,129.96
  4. Step 4: Simplify right side
    9,399.64x = 58,188,328.03
  5. Step 5: Solve for x
    x = 58,188,328.03/9,399.64
  6. Step 6: Final answer
    x = 6,190.48

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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.