Home / 3,153.63-4,727.36-2,883.02

Finding the Fourth Proportional to 3,153.63, 4,727.36 and 2,883.02

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Solution

The fourth proportional to 3,153.63, 4,727.36 and 2,883.02 is: 4,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.63 : 4,727.36 = 2,883.02 : x
  2. Step 2: Convert to fraction form
    3,153.63/4,727.36 = 2,883.02/x
  3. Step 3: Cross multiply
    3,153.63x = 4,727.36 × 2,883.02
  4. Step 4: Simplify right side
    3,153.63x = 13,629,035.38
  5. Step 5: Solve for x
    x = 13,629,035.38/3,153.63
  6. Step 6: Final answer
    x = 4,321.70

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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.