Home / 8,259.08-12,372.42-4,789.04

Finding the Fourth Proportional to 8,259.08, 12,372.42 and 4,789.04

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Solution

The fourth proportional to 8,259.08, 12,372.42 and 4,789.04 is: 7,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.08 : 12,372.42 = 4,789.04 : x
  2. Step 2: Convert to fraction form
    8,259.08/12,372.42 = 4,789.04/x
  3. Step 3: Cross multiply
    8,259.08x = 12,372.42 × 4,789.04
  4. Step 4: Simplify right side
    8,259.08x = 59,252,014.28
  5. Step 5: Solve for x
    x = 59,252,014.28/8,259.08
  6. Step 6: Final answer
    x = 7,174.17

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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.