Home / 6,992.30-10,485.05-2,487.86

Finding the Fourth Proportional to 6,992.30, 10,485.05 and 2,487.86

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Solution

The fourth proportional to 6,992.30, 10,485.05 and 2,487.86 is: 3,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.30 : 10,485.05 = 2,487.86 : x
  2. Step 2: Convert to fraction form
    6,992.30/10,485.05 = 2,487.86/x
  3. Step 3: Cross multiply
    6,992.30x = 10,485.05 × 2,487.86
  4. Step 4: Simplify right side
    6,992.30x = 26,085,350.27
  5. Step 5: Solve for x
    x = 26,085,350.27/6,992.30
  6. Step 6: Final answer
    x = 3,730.58

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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.