Home / 11,932.47-16,466.36-6,627.38

Finding the Fourth Proportional to 11,932.47, 16,466.36 and 6,627.38

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Solution

The fourth proportional to 11,932.47, 16,466.36 and 6,627.38 is: 9,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.47 : 16,466.36 = 6,627.38 : x
  2. Step 2: Convert to fraction form
    11,932.47/16,466.36 = 6,627.38/x
  3. Step 3: Cross multiply
    11,932.47x = 16,466.36 × 6,627.38
  4. Step 4: Simplify right side
    11,932.47x = 109,128,709.47
  5. Step 5: Solve for x
    x = 109,128,709.47/11,932.47
  6. Step 6: Final answer
    x = 9,145.53

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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.