Home / 10,219.37-14,103.11-6,242.27

Finding the Fourth Proportional to 10,219.37, 14,103.11 and 6,242.27

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Solution

The fourth proportional to 10,219.37, 14,103.11 and 6,242.27 is: 8,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.37 : 14,103.11 = 6,242.27 : x
  2. Step 2: Convert to fraction form
    10,219.37/14,103.11 = 6,242.27/x
  3. Step 3: Cross multiply
    10,219.37x = 14,103.11 × 6,242.27
  4. Step 4: Simplify right side
    10,219.37x = 88,035,365.55
  5. Step 5: Solve for x
    x = 88,035,365.55/10,219.37
  6. Step 6: Final answer
    x = 8,614.56

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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.