Home / 8,968.34-13,440.20-4,576.56

Finding the Fourth Proportional to 8,968.34, 13,440.20 and 4,576.56

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Solution

The fourth proportional to 8,968.34, 13,440.20 and 4,576.56 is: 6,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.34 : 13,440.20 = 4,576.56 : x
  2. Step 2: Convert to fraction form
    8,968.34/13,440.20 = 4,576.56/x
  3. Step 3: Cross multiply
    8,968.34x = 13,440.20 × 4,576.56
  4. Step 4: Simplify right side
    8,968.34x = 61,509,858.83
  5. Step 5: Solve for x
    x = 61,509,858.83/8,968.34
  6. Step 6: Final answer
    x = 6,858.56

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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.