Home / 8,029.24-12,043.86-3,409

Finding the Fourth Proportional to 8,029.24, 12,043.86 and 3,409

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Solution

The fourth proportional to 8,029.24, 12,043.86 and 3,409 is: 5,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.24 : 12,043.86 = 3,409 : x
  2. Step 2: Convert to fraction form
    8,029.24/12,043.86 = 3,409/x
  3. Step 3: Cross multiply
    8,029.24x = 12,043.86 × 3,409
  4. Step 4: Simplify right side
    8,029.24x = 41,057,518.74
  5. Step 5: Solve for x
    x = 41,057,518.74/8,029.24
  6. Step 6: Final answer
    x = 5,113.50

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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.