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Finding the Fourth Proportional to 5,903.06, 8,855.81 and 4,935.92

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Solution

The fourth proportional to 5,903.06, 8,855.81 and 4,935.92 is: 7,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.06 : 8,855.81 = 4,935.92 : x
  2. Step 2: Convert to fraction form
    5,903.06/8,855.81 = 4,935.92/x
  3. Step 3: Cross multiply
    5,903.06x = 8,855.81 × 4,935.92
  4. Step 4: Simplify right side
    5,903.06x = 43,711,500.74
  5. Step 5: Solve for x
    x = 43,711,500.74/5,903.06
  6. Step 6: Final answer
    x = 7,404.89

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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.