Home / 11,007.10-15,186.21-6,226.58

Finding the Fourth Proportional to 11,007.10, 15,186.21 and 6,226.58

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Solution

The fourth proportional to 11,007.10, 15,186.21 and 6,226.58 is: 8,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.10 : 15,186.21 = 6,226.58 : x
  2. Step 2: Convert to fraction form
    11,007.10/15,186.21 = 6,226.58/x
  3. Step 3: Cross multiply
    11,007.10x = 15,186.21 × 6,226.58
  4. Step 4: Simplify right side
    11,007.10x = 94,558,109.13
  5. Step 5: Solve for x
    x = 94,558,109.13/11,007.10
  6. Step 6: Final answer
    x = 8,590.65

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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.