Home / 7,576.40-11,364.60-4,295.90

Finding the Fourth Proportional to 7,576.40, 11,364.60 and 4,295.90

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Solution

The fourth proportional to 7,576.40, 11,364.60 and 4,295.90 is: 6,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.40 : 11,364.60 = 4,295.90 : x
  2. Step 2: Convert to fraction form
    7,576.40/11,364.60 = 4,295.90/x
  3. Step 3: Cross multiply
    7,576.40x = 11,364.60 × 4,295.90
  4. Step 4: Simplify right side
    7,576.40x = 48,821,185.14
  5. Step 5: Solve for x
    x = 48,821,185.14/7,576.40
  6. Step 6: Final answer
    x = 6,443.85

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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.