Home / 4,559.30-6,839.87-1,439.79

Finding the Fourth Proportional to 4,559.30, 6,839.87 and 1,439.79

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Solution

The fourth proportional to 4,559.30, 6,839.87 and 1,439.79 is: 2,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.30 : 6,839.87 = 1,439.79 : x
  2. Step 2: Convert to fraction form
    4,559.30/6,839.87 = 1,439.79/x
  3. Step 3: Cross multiply
    4,559.30x = 6,839.87 × 1,439.79
  4. Step 4: Simplify right side
    4,559.30x = 9,847,976.43
  5. Step 5: Solve for x
    x = 9,847,976.43/4,559.30
  6. Step 6: Final answer
    x = 2,159.98

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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.