Home / 4,757.20-7,127.93-1,635.53

Finding the Fourth Proportional to 4,757.20, 7,127.93 and 1,635.53

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Solution

The fourth proportional to 4,757.20, 7,127.93 and 1,635.53 is: 2,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.20 : 7,127.93 = 1,635.53 : x
  2. Step 2: Convert to fraction form
    4,757.20/7,127.93 = 1,635.53/x
  3. Step 3: Cross multiply
    4,757.20x = 7,127.93 × 1,635.53
  4. Step 4: Simplify right side
    4,757.20x = 11,657,911.80
  5. Step 5: Solve for x
    x = 11,657,911.80/4,757.20
  6. Step 6: Final answer
    x = 2,450.58

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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.