Home / 11,778.30-17,652.60-6,234.12

Finding the Fourth Proportional to 11,778.30, 17,652.60 and 6,234.12

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Solution

The fourth proportional to 11,778.30, 17,652.60 and 6,234.12 is: 9,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.30 : 17,652.60 = 6,234.12 : x
  2. Step 2: Convert to fraction form
    11,778.30/17,652.60 = 6,234.12/x
  3. Step 3: Cross multiply
    11,778.30x = 17,652.60 × 6,234.12
  4. Step 4: Simplify right side
    11,778.30x = 110,048,426.71
  5. Step 5: Solve for x
    x = 110,048,426.71/11,778.30
  6. Step 6: Final answer
    x = 9,343.32

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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.