Home / 3,085.26-4,629.60-1,353.84

Finding the Fourth Proportional to 3,085.26, 4,629.60 and 1,353.84

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Solution

The fourth proportional to 3,085.26, 4,629.60 and 1,353.84 is: 2,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.26 : 4,629.60 = 1,353.84 : x
  2. Step 2: Convert to fraction form
    3,085.26/4,629.60 = 1,353.84/x
  3. Step 3: Cross multiply
    3,085.26x = 4,629.60 × 1,353.84
  4. Step 4: Simplify right side
    3,085.26x = 6,267,737.66
  5. Step 5: Solve for x
    x = 6,267,737.66/3,085.26
  6. Step 6: Final answer
    x = 2,031.51

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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.