Home / 11,933.41-16,467.65-6,628.57

Finding the Fourth Proportional to 11,933.41, 16,467.65 and 6,628.57

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Solution

The fourth proportional to 11,933.41, 16,467.65 and 6,628.57 is: 9,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.41 : 16,467.65 = 6,628.57 : x
  2. Step 2: Convert to fraction form
    11,933.41/16,467.65 = 6,628.57/x
  3. Step 3: Cross multiply
    11,933.41x = 16,467.65 × 6,628.57
  4. Step 4: Simplify right side
    11,933.41x = 109,156,970.76
  5. Step 5: Solve for x
    x = 109,156,970.76/11,933.41
  6. Step 6: Final answer
    x = 9,147.17

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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.