Home / 4,102.07-6,153.78-1,636.97

Finding the Fourth Proportional to 4,102.07, 6,153.78 and 1,636.97

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Solution

The fourth proportional to 4,102.07, 6,153.78 and 1,636.97 is: 2,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.07 : 6,153.78 = 1,636.97 : x
  2. Step 2: Convert to fraction form
    4,102.07/6,153.78 = 1,636.97/x
  3. Step 3: Cross multiply
    4,102.07x = 6,153.78 × 1,636.97
  4. Step 4: Simplify right side
    4,102.07x = 10,073,553.25
  5. Step 5: Solve for x
    x = 10,073,553.25/4,102.07
  6. Step 6: Final answer
    x = 2,455.72

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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.