Home / 7,360.78-11,017.04-4,023.92

Finding the Fourth Proportional to 7,360.78, 11,017.04 and 4,023.92

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Solution

The fourth proportional to 7,360.78, 11,017.04 and 4,023.92 is: 6,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.78 : 11,017.04 = 4,023.92 : x
  2. Step 2: Convert to fraction form
    7,360.78/11,017.04 = 4,023.92/x
  3. Step 3: Cross multiply
    7,360.78x = 11,017.04 × 4,023.92
  4. Step 4: Simplify right side
    7,360.78x = 44,331,687.60
  5. Step 5: Solve for x
    x = 44,331,687.60/7,360.78
  6. Step 6: Final answer
    x = 6,022.69

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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.