Home / 10,906.02-15,050.07-6,369.48

Finding the Fourth Proportional to 10,906.02, 15,050.07 and 6,369.48

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Solution

The fourth proportional to 10,906.02, 15,050.07 and 6,369.48 is: 8,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906.02 : 15,050.07 = 6,369.48 : x
  2. Step 2: Convert to fraction form
    10,906.02/15,050.07 = 6,369.48/x
  3. Step 3: Cross multiply
    10,906.02x = 15,050.07 × 6,369.48
  4. Step 4: Simplify right side
    10,906.02x = 95,861,119.86
  5. Step 5: Solve for x
    x = 95,861,119.86/10,906.02
  6. Step 6: Final answer
    x = 8,789.74

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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.