Home / 10,349.08-15,520.98-3,327.64

Finding the Fourth Proportional to 10,349.08, 15,520.98 and 3,327.64

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Solution

The fourth proportional to 10,349.08, 15,520.98 and 3,327.64 is: 4,990.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.08 : 15,520.98 = 3,327.64 : x
  2. Step 2: Convert to fraction form
    10,349.08/15,520.98 = 3,327.64/x
  3. Step 3: Cross multiply
    10,349.08x = 15,520.98 × 3,327.64
  4. Step 4: Simplify right side
    10,349.08x = 51,648,233.89
  5. Step 5: Solve for x
    x = 51,648,233.89/10,349.08
  6. Step 6: Final answer
    x = 4,990.61

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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.