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Finding the Fourth Proportional to 4,698.77, 7,052.76 and 3,923.73

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Solution

The fourth proportional to 4,698.77, 7,052.76 and 3,923.73 is: 5,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.77 : 7,052.76 = 3,923.73 : x
  2. Step 2: Convert to fraction form
    4,698.77/7,052.76 = 3,923.73/x
  3. Step 3: Cross multiply
    4,698.77x = 7,052.76 × 3,923.73
  4. Step 4: Simplify right side
    4,698.77x = 27,673,125.99
  5. Step 5: Solve for x
    x = 27,673,125.99/4,698.77
  6. Step 6: Final answer
    x = 5,889.45

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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.