Home / 9,738.64-14,609.28-3,162.70

Finding the Fourth Proportional to 9,738.64, 14,609.28 and 3,162.70

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Solution

The fourth proportional to 9,738.64, 14,609.28 and 3,162.70 is: 4,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.64 : 14,609.28 = 3,162.70 : x
  2. Step 2: Convert to fraction form
    9,738.64/14,609.28 = 3,162.70/x
  3. Step 3: Cross multiply
    9,738.64x = 14,609.28 × 3,162.70
  4. Step 4: Simplify right side
    9,738.64x = 46,204,769.86
  5. Step 5: Solve for x
    x = 46,204,769.86/9,738.64
  6. Step 6: Final answer
    x = 4,744.48

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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.