Home / 7,729.24-11,589.90-4,030.60

Finding the Fourth Proportional to 7,729.24, 11,589.90 and 4,030.60

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Solution

The fourth proportional to 7,729.24, 11,589.90 and 4,030.60 is: 6,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.24 : 11,589.90 = 4,030.60 : x
  2. Step 2: Convert to fraction form
    7,729.24/11,589.90 = 4,030.60/x
  3. Step 3: Cross multiply
    7,729.24x = 11,589.90 × 4,030.60
  4. Step 4: Simplify right side
    7,729.24x = 46,714,250.94
  5. Step 5: Solve for x
    x = 46,714,250.94/7,729.24
  6. Step 6: Final answer
    x = 6,043.83

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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.