Home / 9,638.20-14,441.10-6,349.60

Finding the Fourth Proportional to 9,638.20, 14,441.10 and 6,349.60

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Solution

The fourth proportional to 9,638.20, 14,441.10 and 6,349.60 is: 9,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.20 : 14,441.10 = 6,349.60 : x
  2. Step 2: Convert to fraction form
    9,638.20/14,441.10 = 6,349.60/x
  3. Step 3: Cross multiply
    9,638.20x = 14,441.10 × 6,349.60
  4. Step 4: Simplify right side
    9,638.20x = 91,695,208.56
  5. Step 5: Solve for x
    x = 91,695,208.56/9,638.20
  6. Step 6: Final answer
    x = 9,513.73

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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.