Home / 5,561.72-7,675.22-3,043.87

Finding the Fourth Proportional to 5,561.72, 7,675.22 and 3,043.87

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Solution

The fourth proportional to 5,561.72, 7,675.22 and 3,043.87 is: 4,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.72 : 7,675.22 = 3,043.87 : x
  2. Step 2: Convert to fraction form
    5,561.72/7,675.22 = 3,043.87/x
  3. Step 3: Cross multiply
    5,561.72x = 7,675.22 × 3,043.87
  4. Step 4: Simplify right side
    5,561.72x = 23,362,371.90
  5. Step 5: Solve for x
    x = 23,362,371.90/5,561.72
  6. Step 6: Final answer
    x = 4,200.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.