Home / 6,321.32-8,725.14-3,668.20

Finding the Fourth Proportional to 6,321.32, 8,725.14 and 3,668.20

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Solution

The fourth proportional to 6,321.32, 8,725.14 and 3,668.20 is: 5,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.32 : 8,725.14 = 3,668.20 : x
  2. Step 2: Convert to fraction form
    6,321.32/8,725.14 = 3,668.20/x
  3. Step 3: Cross multiply
    6,321.32x = 8,725.14 × 3,668.20
  4. Step 4: Simplify right side
    6,321.32x = 32,005,558.55
  5. Step 5: Solve for x
    x = 32,005,558.55/6,321.32
  6. Step 6: Final answer
    x = 5,063.11

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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.