Home / 8,192.04-12,288.06-3,447.48

Finding the Fourth Proportional to 8,192.04, 12,288.06 and 3,447.48

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Solution

The fourth proportional to 8,192.04, 12,288.06 and 3,447.48 is: 5,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.04 : 12,288.06 = 3,447.48 : x
  2. Step 2: Convert to fraction form
    8,192.04/12,288.06 = 3,447.48/x
  3. Step 3: Cross multiply
    8,192.04x = 12,288.06 × 3,447.48
  4. Step 4: Simplify right side
    8,192.04x = 42,362,841.09
  5. Step 5: Solve for x
    x = 42,362,841.09/8,192.04
  6. Step 6: Final answer
    x = 5,171.22

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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.