Home / 10,213.78-14,094.66-6,241.54

Finding the Fourth Proportional to 10,213.78, 14,094.66 and 6,241.54

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Solution

The fourth proportional to 10,213.78, 14,094.66 and 6,241.54 is: 8,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.78 : 14,094.66 = 6,241.54 : x
  2. Step 2: Convert to fraction form
    10,213.78/14,094.66 = 6,241.54/x
  3. Step 3: Cross multiply
    10,213.78x = 14,094.66 × 6,241.54
  4. Step 4: Simplify right side
    10,213.78x = 87,972,384.18
  5. Step 5: Solve for x
    x = 87,972,384.18/10,213.78
  6. Step 6: Final answer
    x = 8,613.11

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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.