Home / 11,403.02-15,736.11-6,367.19

Finding the Fourth Proportional to 11,403.02, 15,736.11 and 6,367.19

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Solution

The fourth proportional to 11,403.02, 15,736.11 and 6,367.19 is: 8,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403.02 : 15,736.11 = 6,367.19 : x
  2. Step 2: Convert to fraction form
    11,403.02/15,736.11 = 6,367.19/x
  3. Step 3: Cross multiply
    11,403.02x = 15,736.11 × 6,367.19
  4. Step 4: Simplify right side
    11,403.02x = 100,194,723.55
  5. Step 5: Solve for x
    x = 100,194,723.55/11,403.02
  6. Step 6: Final answer
    x = 8,786.69

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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.