Home / 9,975.12-14,965.24-3,735.22

Finding the Fourth Proportional to 9,975.12, 14,965.24 and 3,735.22

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Solution

The fourth proportional to 9,975.12, 14,965.24 and 3,735.22 is: 5,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.12 : 14,965.24 = 3,735.22 : x
  2. Step 2: Convert to fraction form
    9,975.12/14,965.24 = 3,735.22/x
  3. Step 3: Cross multiply
    9,975.12x = 14,965.24 × 3,735.22
  4. Step 4: Simplify right side
    9,975.12x = 55,898,463.75
  5. Step 5: Solve for x
    x = 55,898,463.75/9,975.12
  6. Step 6: Final answer
    x = 5,603.79

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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.