Home / 11,927.65-16,460.18-6,622.33

Finding the Fourth Proportional to 11,927.65, 16,460.18 and 6,622.33

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Solution

The fourth proportional to 11,927.65, 16,460.18 and 6,622.33 is: 9,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.65 : 16,460.18 = 6,622.33 : x
  2. Step 2: Convert to fraction form
    11,927.65/16,460.18 = 6,622.33/x
  3. Step 3: Cross multiply
    11,927.65x = 16,460.18 × 6,622.33
  4. Step 4: Simplify right side
    11,927.65x = 109,004,743.82
  5. Step 5: Solve for x
    x = 109,004,743.82/11,927.65
  6. Step 6: Final answer
    x = 9,138.83

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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.