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Finding the Fourth Proportional to 4,447.37, 6,137.37 and 2,457.88

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Solution

The fourth proportional to 4,447.37, 6,137.37 and 2,457.88 is: 3,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.37 : 6,137.37 = 2,457.88 : x
  2. Step 2: Convert to fraction form
    4,447.37/6,137.37 = 2,457.88/x
  3. Step 3: Cross multiply
    4,447.37x = 6,137.37 × 2,457.88
  4. Step 4: Simplify right side
    4,447.37x = 15,084,903.63
  5. Step 5: Solve for x
    x = 15,084,903.63/4,447.37
  6. Step 6: Final answer
    x = 3,391.87

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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.