Home / 4,938.29-7,408.46-1,651.64

Finding the Fourth Proportional to 4,938.29, 7,408.46 and 1,651.64

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Solution

The fourth proportional to 4,938.29, 7,408.46 and 1,651.64 is: 2,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.29 : 7,408.46 = 1,651.64 : x
  2. Step 2: Convert to fraction form
    4,938.29/7,408.46 = 1,651.64/x
  3. Step 3: Cross multiply
    4,938.29x = 7,408.46 × 1,651.64
  4. Step 4: Simplify right side
    4,938.29x = 12,236,117.63
  5. Step 5: Solve for x
    x = 12,236,117.63/4,938.29
  6. Step 6: Final answer
    x = 2,477.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.