Home / 11,930.58-16,463.91-6,625.29

Finding the Fourth Proportional to 11,930.58, 16,463.91 and 6,625.29

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Solution

The fourth proportional to 11,930.58, 16,463.91 and 6,625.29 is: 9,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.58 : 16,463.91 = 6,625.29 : x
  2. Step 2: Convert to fraction form
    11,930.58/16,463.91 = 6,625.29/x
  3. Step 3: Cross multiply
    11,930.58x = 16,463.91 × 6,625.29
  4. Step 4: Simplify right side
    11,930.58x = 109,078,178.28
  5. Step 5: Solve for x
    x = 109,078,178.28/11,930.58
  6. Step 6: Final answer
    x = 9,142.74

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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.