Home / 8,476.63-12,717.60-3,800.56

Finding the Fourth Proportional to 8,476.63, 12,717.60 and 3,800.56

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Solution

The fourth proportional to 8,476.63, 12,717.60 and 3,800.56 is: 5,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.63 : 12,717.60 = 3,800.56 : x
  2. Step 2: Convert to fraction form
    8,476.63/12,717.60 = 3,800.56/x
  3. Step 3: Cross multiply
    8,476.63x = 12,717.60 × 3,800.56
  4. Step 4: Simplify right side
    8,476.63x = 48,334,001.86
  5. Step 5: Solve for x
    x = 48,334,001.86/8,476.63
  6. Step 6: Final answer
    x = 5,702.03

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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.