Home / 4,292.23-6,438.33-1,519.06

Finding the Fourth Proportional to 4,292.23, 6,438.33 and 1,519.06

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Solution

The fourth proportional to 4,292.23, 6,438.33 and 1,519.06 is: 2,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.23 : 6,438.33 = 1,519.06 : x
  2. Step 2: Convert to fraction form
    4,292.23/6,438.33 = 1,519.06/x
  3. Step 3: Cross multiply
    4,292.23x = 6,438.33 × 1,519.06
  4. Step 4: Simplify right side
    4,292.23x = 9,780,209.57
  5. Step 5: Solve for x
    x = 9,780,209.57/4,292.23
  6. Step 6: Final answer
    x = 2,278.58

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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.