Home / 8,312.44-12,472.32-3,933.04

Finding the Fourth Proportional to 8,312.44, 12,472.32 and 3,933.04

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Solution

The fourth proportional to 8,312.44, 12,472.32 and 3,933.04 is: 5,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.44 : 12,472.32 = 3,933.04 : x
  2. Step 2: Convert to fraction form
    8,312.44/12,472.32 = 3,933.04/x
  3. Step 3: Cross multiply
    8,312.44x = 12,472.32 × 3,933.04
  4. Step 4: Simplify right side
    8,312.44x = 49,054,133.45
  5. Step 5: Solve for x
    x = 49,054,133.45/8,312.44
  6. Step 6: Final answer
    x = 5,901.29

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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.