Home / 5,285.92-7,930.48-2,000.02

Finding the Fourth Proportional to 5,285.92, 7,930.48 and 2,000.02

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Solution

The fourth proportional to 5,285.92, 7,930.48 and 2,000.02 is: 3,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.92 : 7,930.48 = 2,000.02 : x
  2. Step 2: Convert to fraction form
    5,285.92/7,930.48 = 2,000.02/x
  3. Step 3: Cross multiply
    5,285.92x = 7,930.48 × 2,000.02
  4. Step 4: Simplify right side
    5,285.92x = 15,861,118.61
  5. Step 5: Solve for x
    x = 15,861,118.61/5,285.92
  6. Step 6: Final answer
    x = 3,000.64

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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.