Home / 6,356.26-8,772.09-3,523.78

Finding the Fourth Proportional to 6,356.26, 8,772.09 and 3,523.78

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Solution

The fourth proportional to 6,356.26, 8,772.09 and 3,523.78 is: 4,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.26 : 8,772.09 = 3,523.78 : x
  2. Step 2: Convert to fraction form
    6,356.26/8,772.09 = 3,523.78/x
  3. Step 3: Cross multiply
    6,356.26x = 8,772.09 × 3,523.78
  4. Step 4: Simplify right side
    6,356.26x = 30,910,915.30
  5. Step 5: Solve for x
    x = 30,910,915.30/6,356.26
  6. Step 6: Final answer
    x = 4,863.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.