Home / 8,113.46-11,196.51-4,576.64

Finding the Fourth Proportional to 8,113.46, 11,196.51 and 4,576.64

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Solution

The fourth proportional to 8,113.46, 11,196.51 and 4,576.64 is: 6,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.46 : 11,196.51 = 4,576.64 : x
  2. Step 2: Convert to fraction form
    8,113.46/11,196.51 = 4,576.64/x
  3. Step 3: Cross multiply
    8,113.46x = 11,196.51 × 4,576.64
  4. Step 4: Simplify right side
    8,113.46x = 51,242,339.54
  5. Step 5: Solve for x
    x = 51,242,339.54/8,113.46
  6. Step 6: Final answer
    x = 6,315.72

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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.