Home / 8,360.63-12,537.93-3,917.53

Finding the Fourth Proportional to 8,360.63, 12,537.93 and 3,917.53

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Solution

The fourth proportional to 8,360.63, 12,537.93 and 3,917.53 is: 5,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.63 : 12,537.93 = 3,917.53 : x
  2. Step 2: Convert to fraction form
    8,360.63/12,537.93 = 3,917.53/x
  3. Step 3: Cross multiply
    8,360.63x = 12,537.93 × 3,917.53
  4. Step 4: Simplify right side
    8,360.63x = 49,117,654.22
  5. Step 5: Solve for x
    x = 49,117,654.22/8,360.63
  6. Step 6: Final answer
    x = 5,874.88

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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.