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Finding the Fourth Proportional to 4,447.39, 6,137.39 and 2,457.94

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Solution

The fourth proportional to 4,447.39, 6,137.39 and 2,457.94 is: 3,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.39 : 6,137.39 = 2,457.94 : x
  2. Step 2: Convert to fraction form
    4,447.39/6,137.39 = 2,457.94/x
  3. Step 3: Cross multiply
    4,447.39x = 6,137.39 × 2,457.94
  4. Step 4: Simplify right side
    4,447.39x = 15,085,363.61
  5. Step 5: Solve for x
    x = 15,085,363.61/4,447.39
  6. Step 6: Final answer
    x = 3,391.96

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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.