Home / 11,188.64-15,440.37-6,153.19

Finding the Fourth Proportional to 11,188.64, 15,440.37 and 6,153.19

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Solution

The fourth proportional to 11,188.64, 15,440.37 and 6,153.19 is: 8,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.64 : 15,440.37 = 6,153.19 : x
  2. Step 2: Convert to fraction form
    11,188.64/15,440.37 = 6,153.19/x
  3. Step 3: Cross multiply
    11,188.64x = 15,440.37 × 6,153.19
  4. Step 4: Simplify right side
    11,188.64x = 95,007,530.28
  5. Step 5: Solve for x
    x = 95,007,530.28/11,188.64
  6. Step 6: Final answer
    x = 8,491.43

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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.