Home / 7,974.48-11,004.61-4,438.02

Finding the Fourth Proportional to 7,974.48, 11,004.61 and 4,438.02

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Solution

The fourth proportional to 7,974.48, 11,004.61 and 4,438.02 is: 6,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.48 : 11,004.61 = 4,438.02 : x
  2. Step 2: Convert to fraction form
    7,974.48/11,004.61 = 4,438.02/x
  3. Step 3: Cross multiply
    7,974.48x = 11,004.61 × 4,438.02
  4. Step 4: Simplify right side
    7,974.48x = 48,838,717.77
  5. Step 5: Solve for x
    x = 48,838,717.77/7,974.48
  6. Step 6: Final answer
    x = 6,124.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.