Home / 9,369.45-14,054.42-3,129.23

Finding the Fourth Proportional to 9,369.45, 14,054.42 and 3,129.23

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Solution

The fourth proportional to 9,369.45, 14,054.42 and 3,129.23 is: 4,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369.45 : 14,054.42 = 3,129.23 : x
  2. Step 2: Convert to fraction form
    9,369.45/14,054.42 = 3,129.23/x
  3. Step 3: Cross multiply
    9,369.45x = 14,054.42 × 3,129.23
  4. Step 4: Simplify right side
    9,369.45x = 43,979,555.66
  5. Step 5: Solve for x
    x = 43,979,555.66/9,369.45
  6. Step 6: Final answer
    x = 4,693.93

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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.