Home / 11,007.23-15,186.38-6,226.71

Finding the Fourth Proportional to 11,007.23, 15,186.38 and 6,226.71

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Solution

The fourth proportional to 11,007.23, 15,186.38 and 6,226.71 is: 8,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.23 : 15,186.38 = 6,226.71 : x
  2. Step 2: Convert to fraction form
    11,007.23/15,186.38 = 6,226.71/x
  3. Step 3: Cross multiply
    11,007.23x = 15,186.38 × 6,226.71
  4. Step 4: Simplify right side
    11,007.23x = 94,561,108.28
  5. Step 5: Solve for x
    x = 94,561,108.28/11,007.23
  6. Step 6: Final answer
    x = 8,590.82

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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.