Home / 10,214.78-14,096.04-6,242.54

Finding the Fourth Proportional to 10,214.78, 14,096.04 and 6,242.54

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Solution

The fourth proportional to 10,214.78, 14,096.04 and 6,242.54 is: 8,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.78 : 14,096.04 = 6,242.54 : x
  2. Step 2: Convert to fraction form
    10,214.78/14,096.04 = 6,242.54/x
  3. Step 3: Cross multiply
    10,214.78x = 14,096.04 × 6,242.54
  4. Step 4: Simplify right side
    10,214.78x = 87,995,093.54
  5. Step 5: Solve for x
    x = 87,995,093.54/10,214.78
  6. Step 6: Final answer
    x = 8,614.49

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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.