Home / 8,005.23-11,999.64-3,327.95

Finding the Fourth Proportional to 8,005.23, 11,999.64 and 3,327.95

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Solution

The fourth proportional to 8,005.23, 11,999.64 and 3,327.95 is: 4,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.23 : 11,999.64 = 3,327.95 : x
  2. Step 2: Convert to fraction form
    8,005.23/11,999.64 = 3,327.95/x
  3. Step 3: Cross multiply
    8,005.23x = 11,999.64 × 3,327.95
  4. Step 4: Simplify right side
    8,005.23x = 39,934,266.92
  5. Step 5: Solve for x
    x = 39,934,266.92/8,005.23
  6. Step 6: Final answer
    x = 4,988.52

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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.