Home / 6,321.04-9,481.55-2,620.80

Finding the Fourth Proportional to 6,321.04, 9,481.55 and 2,620.80

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Solution

The fourth proportional to 6,321.04, 9,481.55 and 2,620.80 is: 3,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.04 : 9,481.55 = 2,620.80 : x
  2. Step 2: Convert to fraction form
    6,321.04/9,481.55 = 2,620.80/x
  3. Step 3: Cross multiply
    6,321.04x = 9,481.55 × 2,620.80
  4. Step 4: Simplify right side
    6,321.04x = 24,849,246.24
  5. Step 5: Solve for x
    x = 24,849,246.24/6,321.04
  6. Step 6: Final answer
    x = 3,931.20

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Similar ratio
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1.5x scale

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.