Home / 5,047.20-7,563.78-1,923.96

Finding the Fourth Proportional to 5,047.20, 7,563.78 and 1,923.96

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Solution

The fourth proportional to 5,047.20, 7,563.78 and 1,923.96 is: 2,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.20 : 7,563.78 = 1,923.96 : x
  2. Step 2: Convert to fraction form
    5,047.20/7,563.78 = 1,923.96/x
  3. Step 3: Cross multiply
    5,047.20x = 7,563.78 × 1,923.96
  4. Step 4: Simplify right side
    5,047.20x = 14,552,410.17
  5. Step 5: Solve for x
    x = 14,552,410.17/5,047.20
  6. Step 6: Final answer
    x = 2,883.26

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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.