Home / 8,006.47-12,009.44-3,623.93

Finding the Fourth Proportional to 8,006.47, 12,009.44 and 3,623.93

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Solution

The fourth proportional to 8,006.47, 12,009.44 and 3,623.93 is: 5,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.47 : 12,009.44 = 3,623.93 : x
  2. Step 2: Convert to fraction form
    8,006.47/12,009.44 = 3,623.93/x
  3. Step 3: Cross multiply
    8,006.47x = 12,009.44 × 3,623.93
  4. Step 4: Simplify right side
    8,006.47x = 43,521,309.85
  5. Step 5: Solve for x
    x = 43,521,309.85/8,006.47
  6. Step 6: Final answer
    x = 5,435.77

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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.