Home / 6,294.22-9,438.60-3,172.30

Finding the Fourth Proportional to 6,294.22, 9,438.60 and 3,172.30

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Solution

The fourth proportional to 6,294.22, 9,438.60 and 3,172.30 is: 4,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,294.22 : 9,438.60 = 3,172.30 : x
  2. Step 2: Convert to fraction form
    6,294.22/9,438.60 = 3,172.30/x
  3. Step 3: Cross multiply
    6,294.22x = 9,438.60 × 3,172.30
  4. Step 4: Simplify right side
    6,294.22x = 29,942,070.78
  5. Step 5: Solve for x
    x = 29,942,070.78/6,294.22
  6. Step 6: Final answer
    x = 4,757.07

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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.