Home / 3,192.92-4,789.74-1,461.32

Finding the Fourth Proportional to 3,192.92, 4,789.74 and 1,461.32

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Solution

The fourth proportional to 3,192.92, 4,789.74 and 1,461.32 is: 2,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.92 : 4,789.74 = 1,461.32 : x
  2. Step 2: Convert to fraction form
    3,192.92/4,789.74 = 1,461.32/x
  3. Step 3: Cross multiply
    3,192.92x = 4,789.74 × 1,461.32
  4. Step 4: Simplify right side
    3,192.92x = 6,999,342.86
  5. Step 5: Solve for x
    x = 6,999,342.86/3,192.92
  6. Step 6: Final answer
    x = 2,192.14

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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.