Home / 5,978.89-8,960.13-3,051.04

Finding the Fourth Proportional to 5,978.89, 8,960.13 and 3,051.04

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Solution

The fourth proportional to 5,978.89, 8,960.13 and 3,051.04 is: 4,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.89 : 8,960.13 = 3,051.04 : x
  2. Step 2: Convert to fraction form
    5,978.89/8,960.13 = 3,051.04/x
  3. Step 3: Cross multiply
    5,978.89x = 8,960.13 × 3,051.04
  4. Step 4: Simplify right side
    5,978.89x = 27,337,715.04
  5. Step 5: Solve for x
    x = 27,337,715.04/5,978.89
  6. Step 6: Final answer
    x = 4,572.37

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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.