Home / 3,277.27-4,915.63-1,085.28

Finding the Fourth Proportional to 3,277.27, 4,915.63 and 1,085.28

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Solution

The fourth proportional to 3,277.27, 4,915.63 and 1,085.28 is: 1,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.27 : 4,915.63 = 1,085.28 : x
  2. Step 2: Convert to fraction form
    3,277.27/4,915.63 = 1,085.28/x
  3. Step 3: Cross multiply
    3,277.27x = 4,915.63 × 1,085.28
  4. Step 4: Simplify right side
    3,277.27x = 5,334,834.93
  5. Step 5: Solve for x
    x = 5,334,834.93/3,277.27
  6. Step 6: Final answer
    x = 1,627.83

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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.