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Finding the Fourth Proportional to 4,497.88, 6,207.28 and 2,481.28

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Solution

The fourth proportional to 4,497.88, 6,207.28 and 2,481.28 is: 3,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,497.88 : 6,207.28 = 2,481.28 : x
  2. Step 2: Convert to fraction form
    4,497.88/6,207.28 = 2,481.28/x
  3. Step 3: Cross multiply
    4,497.88x = 6,207.28 × 2,481.28
  4. Step 4: Simplify right side
    4,497.88x = 15,401,999.72
  5. Step 5: Solve for x
    x = 15,401,999.72/4,497.88
  6. Step 6: Final answer
    x = 3,424.28

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1.5x scale

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.