Home / 8,384.88-12,576.60-2,838.11

Finding the Fourth Proportional to 8,384.88, 12,576.60 and 2,838.11

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Solution

The fourth proportional to 8,384.88, 12,576.60 and 2,838.11 is: 4,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.88 : 12,576.60 = 2,838.11 : x
  2. Step 2: Convert to fraction form
    8,384.88/12,576.60 = 2,838.11/x
  3. Step 3: Cross multiply
    8,384.88x = 12,576.60 × 2,838.11
  4. Step 4: Simplify right side
    8,384.88x = 35,693,697.15
  5. Step 5: Solve for x
    x = 35,693,697.15/8,384.88
  6. Step 6: Final answer
    x = 4,256.91

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1.5x scale

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.