Home / 11,043.42-15,239.52-6,327.38

Finding the Fourth Proportional to 11,043.42, 15,239.52 and 6,327.38

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Solution

The fourth proportional to 11,043.42, 15,239.52 and 6,327.38 is: 8,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.42 : 15,239.52 = 6,327.38 : x
  2. Step 2: Convert to fraction form
    11,043.42/15,239.52 = 6,327.38/x
  3. Step 3: Cross multiply
    11,043.42x = 15,239.52 × 6,327.38
  4. Step 4: Simplify right side
    11,043.42x = 96,426,157.86
  5. Step 5: Solve for x
    x = 96,426,157.86/11,043.42
  6. Step 6: Final answer
    x = 8,731.55

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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.