Home / 3,153.91-4,733.06-1,305.04

Finding the Fourth Proportional to 3,153.91, 4,733.06 and 1,305.04

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Solution

The fourth proportional to 3,153.91, 4,733.06 and 1,305.04 is: 1,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.91 : 4,733.06 = 1,305.04 : x
  2. Step 2: Convert to fraction form
    3,153.91/4,733.06 = 1,305.04/x
  3. Step 3: Cross multiply
    3,153.91x = 4,733.06 × 1,305.04
  4. Step 4: Simplify right side
    3,153.91x = 6,176,802.43
  5. Step 5: Solve for x
    x = 6,176,802.43/3,153.91
  6. Step 6: Final answer
    x = 1,958.46

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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.