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Finding the Fourth Proportional to 7,302.91, 10,928.43 and 5,350.27

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Solution

The fourth proportional to 7,302.91, 10,928.43 and 5,350.27 is: 8,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.91 : 10,928.43 = 5,350.27 : x
  2. Step 2: Convert to fraction form
    7,302.91/10,928.43 = 5,350.27/x
  3. Step 3: Cross multiply
    7,302.91x = 10,928.43 × 5,350.27
  4. Step 4: Simplify right side
    7,302.91x = 58,470,051.18
  5. Step 5: Solve for x
    x = 58,470,051.18/7,302.91
  6. Step 6: Final answer
    x = 8,006.40

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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.