Home / 9,923.20-13,696.92-5,676.67

Finding the Fourth Proportional to 9,923.20, 13,696.92 and 5,676.67

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Solution

The fourth proportional to 9,923.20, 13,696.92 and 5,676.67 is: 7,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,923.20 : 13,696.92 = 5,676.67 : x
  2. Step 2: Convert to fraction form
    9,923.20/13,696.92 = 5,676.67/x
  3. Step 3: Cross multiply
    9,923.20x = 13,696.92 × 5,676.67
  4. Step 4: Simplify right side
    9,923.20x = 77,752,894.86
  5. Step 5: Solve for x
    x = 77,752,894.86/9,923.20
  6. Step 6: Final answer
    x = 7,835.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.