Home / 11,039.96-15,234.81-6,260.34

Finding the Fourth Proportional to 11,039.96, 15,234.81 and 6,260.34

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Solution

The fourth proportional to 11,039.96, 15,234.81 and 6,260.34 is: 8,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.96 : 15,234.81 = 6,260.34 : x
  2. Step 2: Convert to fraction form
    11,039.96/15,234.81 = 6,260.34/x
  3. Step 3: Cross multiply
    11,039.96x = 15,234.81 × 6,260.34
  4. Step 4: Simplify right side
    11,039.96x = 95,375,090.44
  5. Step 5: Solve for x
    x = 95,375,090.44/11,039.96
  6. Step 6: Final answer
    x = 8,639.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.