Home / 4,159.70-6,236.43-2,515.91

Finding the Fourth Proportional to 4,159.70, 6,236.43 and 2,515.91

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Solution

The fourth proportional to 4,159.70, 6,236.43 and 2,515.91 is: 3,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.70 : 6,236.43 = 2,515.91 : x
  2. Step 2: Convert to fraction form
    4,159.70/6,236.43 = 2,515.91/x
  3. Step 3: Cross multiply
    4,159.70x = 6,236.43 × 2,515.91
  4. Step 4: Simplify right side
    4,159.70x = 15,690,296.60
  5. Step 5: Solve for x
    x = 15,690,296.60/4,159.70
  6. Step 6: Final answer
    x = 3,771.98

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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.