Home / 9,965.43-14,949.36-4,126.14

Finding the Fourth Proportional to 9,965.43, 14,949.36 and 4,126.14

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Solution

The fourth proportional to 9,965.43, 14,949.36 and 4,126.14 is: 6,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.43 : 14,949.36 = 4,126.14 : x
  2. Step 2: Convert to fraction form
    9,965.43/14,949.36 = 4,126.14/x
  3. Step 3: Cross multiply
    9,965.43x = 14,949.36 × 4,126.14
  4. Step 4: Simplify right side
    9,965.43x = 61,683,152.27
  5. Step 5: Solve for x
    x = 61,683,152.27/9,965.43
  6. Step 6: Final answer
    x = 6,189.71

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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.