Home / 11,625.63-17,438.30-2,860.62

Finding the Fourth Proportional to 11,625.63, 17,438.30 and 2,860.62

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Solution

The fourth proportional to 11,625.63, 17,438.30 and 2,860.62 is: 4,290.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.63 : 17,438.30 = 2,860.62 : x
  2. Step 2: Convert to fraction form
    11,625.63/17,438.30 = 2,860.62/x
  3. Step 3: Cross multiply
    11,625.63x = 17,438.30 × 2,860.62
  4. Step 4: Simplify right side
    11,625.63x = 49,884,335.44
  5. Step 5: Solve for x
    x = 49,884,335.44/11,625.63
  6. Step 6: Final answer
    x = 4,290.89

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1.5x scale

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.