Home / 11,181.99-15,427.24-6,707.19

Finding the Fourth Proportional to 11,181.99, 15,427.24 and 6,707.19

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Solution

The fourth proportional to 11,181.99, 15,427.24 and 6,707.19 is: 9,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.99 : 15,427.24 = 6,707.19 : x
  2. Step 2: Convert to fraction form
    11,181.99/15,427.24 = 6,707.19/x
  3. Step 3: Cross multiply
    11,181.99x = 15,427.24 × 6,707.19
  4. Step 4: Simplify right side
    11,181.99x = 103,473,429.86
  5. Step 5: Solve for x
    x = 103,473,429.86/11,181.99
  6. Step 6: Final answer
    x = 9,253.58

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Half scale
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Double scale
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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.