Home / 8,026.24-12,039.36-3,406

Finding the Fourth Proportional to 8,026.24, 12,039.36 and 3,406

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Solution

The fourth proportional to 8,026.24, 12,039.36 and 3,406 is: 5,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.24 : 12,039.36 = 3,406 : x
  2. Step 2: Convert to fraction form
    8,026.24/12,039.36 = 3,406/x
  3. Step 3: Cross multiply
    8,026.24x = 12,039.36 × 3,406
  4. Step 4: Simplify right side
    8,026.24x = 41,006,060.16
  5. Step 5: Solve for x
    x = 41,006,060.16/8,026.24
  6. Step 6: Final answer
    x = 5,109.00

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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.