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Finding the Fourth Proportional to 4,562.87, 6,844.75 and 1,275.96

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Solution

The fourth proportional to 4,562.87, 6,844.75 and 1,275.96 is: 1,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,562.87 : 6,844.75 = 1,275.96 : x
  2. Step 2: Convert to fraction form
    4,562.87/6,844.75 = 1,275.96/x
  3. Step 3: Cross multiply
    4,562.87x = 6,844.75 × 1,275.96
  4. Step 4: Simplify right side
    4,562.87x = 8,733,624.02
  5. Step 5: Solve for x
    x = 8,733,624.02/4,562.87
  6. Step 6: Final answer
    x = 1,914.06

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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.