Home / 7,706.64-11,537.28-4,775.52

Finding the Fourth Proportional to 7,706.64, 11,537.28 and 4,775.52

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Solution

The fourth proportional to 7,706.64, 11,537.28 and 4,775.52 is: 7,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706.64 : 11,537.28 = 4,775.52 : x
  2. Step 2: Convert to fraction form
    7,706.64/11,537.28 = 4,775.52/x
  3. Step 3: Cross multiply
    7,706.64x = 11,537.28 × 4,775.52
  4. Step 4: Simplify right side
    7,706.64x = 55,096,511.39
  5. Step 5: Solve for x
    x = 55,096,511.39/7,706.64
  6. Step 6: Final answer
    x = 7,149.23

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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.