Home / 8,501.82-12,743.95-6,156.01

Finding the Fourth Proportional to 8,501.82, 12,743.95 and 6,156.01

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Solution

The fourth proportional to 8,501.82, 12,743.95 and 6,156.01 is: 9,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.82 : 12,743.95 = 6,156.01 : x
  2. Step 2: Convert to fraction form
    8,501.82/12,743.95 = 6,156.01/x
  3. Step 3: Cross multiply
    8,501.82x = 12,743.95 × 6,156.01
  4. Step 4: Simplify right side
    8,501.82x = 78,451,883.64
  5. Step 5: Solve for x
    x = 78,451,883.64/8,501.82
  6. Step 6: Final answer
    x = 9,227.66

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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.