Home / 9,128.41-12,597.19-4,936.66

Finding the Fourth Proportional to 9,128.41, 12,597.19 and 4,936.66

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Solution

The fourth proportional to 9,128.41, 12,597.19 and 4,936.66 is: 6,812.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.41 : 12,597.19 = 4,936.66 : x
  2. Step 2: Convert to fraction form
    9,128.41/12,597.19 = 4,936.66/x
  3. Step 3: Cross multiply
    9,128.41x = 12,597.19 × 4,936.66
  4. Step 4: Simplify right side
    9,128.41x = 62,188,000.15
  5. Step 5: Solve for x
    x = 62,188,000.15/9,128.41
  6. Step 6: Final answer
    x = 6,812.58

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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.