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Finding the Fourth Proportional to 7,303.91, 10,929.93 and 5,351.27

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Solution

The fourth proportional to 7,303.91, 10,929.93 and 5,351.27 is: 8,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.91 : 10,929.93 = 5,351.27 : x
  2. Step 2: Convert to fraction form
    7,303.91/10,929.93 = 5,351.27/x
  3. Step 3: Cross multiply
    7,303.91x = 10,929.93 × 5,351.27
  4. Step 4: Simplify right side
    7,303.91x = 58,489,006.51
  5. Step 5: Solve for x
    x = 58,489,006.51/7,303.91
  6. Step 6: Final answer
    x = 8,007.90

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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.