Home / 5,059.60-7,584.20-1,938.76

Finding the Fourth Proportional to 5,059.60, 7,584.20 and 1,938.76

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Solution

The fourth proportional to 5,059.60, 7,584.20 and 1,938.76 is: 2,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.60 : 7,584.20 = 1,938.76 : x
  2. Step 2: Convert to fraction form
    5,059.60/7,584.20 = 1,938.76/x
  3. Step 3: Cross multiply
    5,059.60x = 7,584.20 × 1,938.76
  4. Step 4: Simplify right side
    5,059.60x = 14,703,895.98
  5. Step 5: Solve for x
    x = 14,703,895.98/5,059.60
  6. Step 6: Final answer
    x = 2,906.14

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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.