Home / 8,029.89-12,040.50-3,644.96

Finding the Fourth Proportional to 8,029.89, 12,040.50 and 3,644.96

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Solution

The fourth proportional to 8,029.89, 12,040.50 and 3,644.96 is: 5,465.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.89 : 12,040.50 = 3,644.96 : x
  2. Step 2: Convert to fraction form
    8,029.89/12,040.50 = 3,644.96/x
  3. Step 3: Cross multiply
    8,029.89x = 12,040.50 × 3,644.96
  4. Step 4: Simplify right side
    8,029.89x = 43,887,140.88
  5. Step 5: Solve for x
    x = 43,887,140.88/8,029.89
  6. Step 6: Final answer
    x = 5,465.47

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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.