Home / 4,912.64-7,367.28-1,624.96

Finding the Fourth Proportional to 4,912.64, 7,367.28 and 1,624.96

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Solution

The fourth proportional to 4,912.64, 7,367.28 and 1,624.96 is: 2,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.64 : 7,367.28 = 1,624.96 : x
  2. Step 2: Convert to fraction form
    4,912.64/7,367.28 = 1,624.96/x
  3. Step 3: Cross multiply
    4,912.64x = 7,367.28 × 1,624.96
  4. Step 4: Simplify right side
    4,912.64x = 11,971,535.31
  5. Step 5: Solve for x
    x = 11,971,535.31/4,912.64
  6. Step 6: Final answer
    x = 2,436.88

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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.