Home / 6,450.60-9,675.90-3,170.10

Finding the Fourth Proportional to 6,450.60, 9,675.90 and 3,170.10

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Solution

The fourth proportional to 6,450.60, 9,675.90 and 3,170.10 is: 4,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.60 : 9,675.90 = 3,170.10 : x
  2. Step 2: Convert to fraction form
    6,450.60/9,675.90 = 3,170.10/x
  3. Step 3: Cross multiply
    6,450.60x = 9,675.90 × 3,170.10
  4. Step 4: Simplify right side
    6,450.60x = 30,673,570.59
  5. Step 5: Solve for x
    x = 30,673,570.59/6,450.60
  6. Step 6: Final answer
    x = 4,755.15

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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.