Home / 8,029.13-12,043.84-2,185.89

Finding the Fourth Proportional to 8,029.13, 12,043.84 and 2,185.89

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Solution

The fourth proportional to 8,029.13, 12,043.84 and 2,185.89 is: 3,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.13 : 12,043.84 = 2,185.89 : x
  2. Step 2: Convert to fraction form
    8,029.13/12,043.84 = 2,185.89/x
  3. Step 3: Cross multiply
    8,029.13x = 12,043.84 × 2,185.89
  4. Step 4: Simplify right side
    8,029.13x = 26,326,462.89
  5. Step 5: Solve for x
    x = 26,326,462.89/8,029.13
  6. Step 6: Final answer
    x = 3,278.87

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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.