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Finding the Fourth Proportional to 3,230.01, 4,846.86 and 2,688.75

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Solution

The fourth proportional to 3,230.01, 4,846.86 and 2,688.75 is: 4,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.01 : 4,846.86 = 2,688.75 : x
  2. Step 2: Convert to fraction form
    3,230.01/4,846.86 = 2,688.75/x
  3. Step 3: Cross multiply
    3,230.01x = 4,846.86 × 2,688.75
  4. Step 4: Simplify right side
    3,230.01x = 13,031,994.83
  5. Step 5: Solve for x
    x = 13,031,994.83/3,230.01
  6. Step 6: Final answer
    x = 4,034.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.