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Finding the Fourth Proportional to 3,624.84, 4,999.07 and 2,447.51

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Solution

The fourth proportional to 3,624.84, 4,999.07 and 2,447.51 is: 3,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.84 : 4,999.07 = 2,447.51 : x
  2. Step 2: Convert to fraction form
    3,624.84/4,999.07 = 2,447.51/x
  3. Step 3: Cross multiply
    3,624.84x = 4,999.07 × 2,447.51
  4. Step 4: Simplify right side
    3,624.84x = 12,235,236.58
  5. Step 5: Solve for x
    x = 12,235,236.58/3,624.84
  6. Step 6: Final answer
    x = 3,375.39

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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.