Home / 4,755.50-7,130.67-3,371.54

Finding the Fourth Proportional to 4,755.50, 7,130.67 and 3,371.54

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Solution

The fourth proportional to 4,755.50, 7,130.67 and 3,371.54 is: 5,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.50 : 7,130.67 = 3,371.54 : x
  2. Step 2: Convert to fraction form
    4,755.50/7,130.67 = 3,371.54/x
  3. Step 3: Cross multiply
    4,755.50x = 7,130.67 × 3,371.54
  4. Step 4: Simplify right side
    4,755.50x = 24,041,339.13
  5. Step 5: Solve for x
    x = 24,041,339.13/4,755.50
  6. Step 6: Final answer
    x = 5,055.48

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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.