Home / 8,112.47-11,196.36-4,576.01

Finding the Fourth Proportional to 8,112.47, 11,196.36 and 4,576.01

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Solution

The fourth proportional to 8,112.47, 11,196.36 and 4,576.01 is: 6,315.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.47 : 11,196.36 = 4,576.01 : x
  2. Step 2: Convert to fraction form
    8,112.47/11,196.36 = 4,576.01/x
  3. Step 3: Cross multiply
    8,112.47x = 11,196.36 × 4,576.01
  4. Step 4: Simplify right side
    8,112.47x = 51,234,599.34
  5. Step 5: Solve for x
    x = 51,234,599.34/8,112.47
  6. Step 6: Final answer
    x = 6,315.54

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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.