Home / 11,995.42-17,995.56-4,600.12

Finding the Fourth Proportional to 11,995.42, 17,995.56 and 4,600.12

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Solution

The fourth proportional to 11,995.42, 17,995.56 and 4,600.12 is: 6,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.42 : 17,995.56 = 4,600.12 : x
  2. Step 2: Convert to fraction form
    11,995.42/17,995.56 = 4,600.12/x
  3. Step 3: Cross multiply
    11,995.42x = 17,995.56 × 4,600.12
  4. Step 4: Simplify right side
    11,995.42x = 82,781,735.47
  5. Step 5: Solve for x
    x = 82,781,735.47/11,995.42
  6. Step 6: Final answer
    x = 6,901.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.