Home / 4,085.59-6,122.71-2,133.90

Finding the Fourth Proportional to 4,085.59, 6,122.71 and 2,133.90

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Solution

The fourth proportional to 4,085.59, 6,122.71 and 2,133.90 is: 3,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.59 : 6,122.71 = 2,133.90 : x
  2. Step 2: Convert to fraction form
    4,085.59/6,122.71 = 2,133.90/x
  3. Step 3: Cross multiply
    4,085.59x = 6,122.71 × 2,133.90
  4. Step 4: Simplify right side
    4,085.59x = 13,065,250.87
  5. Step 5: Solve for x
    x = 13,065,250.87/4,085.59
  6. Step 6: Final answer
    x = 3,197.89

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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.