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Finding the Fourth Proportional to 4,513, 6,228.66 and 2,649.64

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Solution

The fourth proportional to 4,513, 6,228.66 and 2,649.64 is: 3,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513 : 6,228.66 = 2,649.64 : x
  2. Step 2: Convert to fraction form
    4,513/6,228.66 = 2,649.64/x
  3. Step 3: Cross multiply
    4,513x = 6,228.66 × 2,649.64
  4. Step 4: Simplify right side
    4,513x = 16,503,706.68
  5. Step 5: Solve for x
    x = 16,503,706.68/4,513
  6. Step 6: Final answer
    x = 3,656.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.