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Finding the Fourth Proportional to 4,663.02, 6,992.10 and 1,739.76

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Solution

The fourth proportional to 4,663.02, 6,992.10 and 1,739.76 is: 2,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.02 : 6,992.10 = 1,739.76 : x
  2. Step 2: Convert to fraction form
    4,663.02/6,992.10 = 1,739.76/x
  3. Step 3: Cross multiply
    4,663.02x = 6,992.10 × 1,739.76
  4. Step 4: Simplify right side
    4,663.02x = 12,164,575.90
  5. Step 5: Solve for x
    x = 12,164,575.90/4,663.02
  6. Step 6: Final answer
    x = 2,608.73

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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.