Home / 4,447.89-6,138.18-2,458.53

Finding the Fourth Proportional to 4,447.89, 6,138.18 and 2,458.53

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Solution

The fourth proportional to 4,447.89, 6,138.18 and 2,458.53 is: 3,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.89 : 6,138.18 = 2,458.53 : x
  2. Step 2: Convert to fraction form
    4,447.89/6,138.18 = 2,458.53/x
  3. Step 3: Cross multiply
    4,447.89x = 6,138.18 × 2,458.53
  4. Step 4: Simplify right side
    4,447.89x = 15,090,899.68
  5. Step 5: Solve for x
    x = 15,090,899.68/4,447.89
  6. Step 6: Final answer
    x = 3,392.82

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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.