Home / 6,140.88-9,204.84-2,629.80

Finding the Fourth Proportional to 6,140.88, 9,204.84 and 2,629.80

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Solution

The fourth proportional to 6,140.88, 9,204.84 and 2,629.80 is: 3,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.88 : 9,204.84 = 2,629.80 : x
  2. Step 2: Convert to fraction form
    6,140.88/9,204.84 = 2,629.80/x
  3. Step 3: Cross multiply
    6,140.88x = 9,204.84 × 2,629.80
  4. Step 4: Simplify right side
    6,140.88x = 24,206,888.23
  5. Step 5: Solve for x
    x = 24,206,888.23/6,140.88
  6. Step 6: Final answer
    x = 3,941.92

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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.