Home / 5,047.85-7,571.19-1,350.37

Finding the Fourth Proportional to 5,047.85, 7,571.19 and 1,350.37

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Solution

The fourth proportional to 5,047.85, 7,571.19 and 1,350.37 is: 2,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.85 : 7,571.19 = 1,350.37 : x
  2. Step 2: Convert to fraction form
    5,047.85/7,571.19 = 1,350.37/x
  3. Step 3: Cross multiply
    5,047.85x = 7,571.19 × 1,350.37
  4. Step 4: Simplify right side
    5,047.85x = 10,223,888.91
  5. Step 5: Solve for x
    x = 10,223,888.91/5,047.85
  6. Step 6: Final answer
    x = 2,025.40

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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.