Home / 7,946.48-11,923.92-5,773.20

Finding the Fourth Proportional to 7,946.48, 11,923.92 and 5,773.20

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Solution

The fourth proportional to 7,946.48, 11,923.92 and 5,773.20 is: 8,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.48 : 11,923.92 = 5,773.20 : x
  2. Step 2: Convert to fraction form
    7,946.48/11,923.92 = 5,773.20/x
  3. Step 3: Cross multiply
    7,946.48x = 11,923.92 × 5,773.20
  4. Step 4: Simplify right side
    7,946.48x = 68,839,174.94
  5. Step 5: Solve for x
    x = 68,839,174.94/7,946.48
  6. Step 6: Final answer
    x = 8,662.85

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1.5x scale

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.