Home / 6,331.80-9,495.60-2,171.04

Finding the Fourth Proportional to 6,331.80, 9,495.60 and 2,171.04

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Solution

The fourth proportional to 6,331.80, 9,495.60 and 2,171.04 is: 3,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.80 : 9,495.60 = 2,171.04 : x
  2. Step 2: Convert to fraction form
    6,331.80/9,495.60 = 2,171.04/x
  3. Step 3: Cross multiply
    6,331.80x = 9,495.60 × 2,171.04
  4. Step 4: Simplify right side
    6,331.80x = 20,615,327.42
  5. Step 5: Solve for x
    x = 20,615,327.42/6,331.80
  6. Step 6: Final answer
    x = 3,255.84

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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.