Home / 7,885.88-11,829.48-2,042.60

Finding the Fourth Proportional to 7,885.88, 11,829.48 and 2,042.60

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Solution

The fourth proportional to 7,885.88, 11,829.48 and 2,042.60 is: 3,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.88 : 11,829.48 = 2,042.60 : x
  2. Step 2: Convert to fraction form
    7,885.88/11,829.48 = 2,042.60/x
  3. Step 3: Cross multiply
    7,885.88x = 11,829.48 × 2,042.60
  4. Step 4: Simplify right side
    7,885.88x = 24,162,895.85
  5. Step 5: Solve for x
    x = 24,162,895.85/7,885.88
  6. Step 6: Final answer
    x = 3,064.07

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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.