Home / 4,292.73-6,438.56-1,518.62

Finding the Fourth Proportional to 4,292.73, 6,438.56 and 1,518.62

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Solution

The fourth proportional to 4,292.73, 6,438.56 and 1,518.62 is: 2,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.73 : 6,438.56 = 1,518.62 : x
  2. Step 2: Convert to fraction form
    4,292.73/6,438.56 = 1,518.62/x
  3. Step 3: Cross multiply
    4,292.73x = 6,438.56 × 1,518.62
  4. Step 4: Simplify right side
    4,292.73x = 9,777,686.20
  5. Step 5: Solve for x
    x = 9,777,686.20/4,292.73
  6. Step 6: Final answer
    x = 2,277.73

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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.