Home / 7,193.40-10,791.64-4,074.88

Finding the Fourth Proportional to 7,193.40, 10,791.64 and 4,074.88

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Solution

The fourth proportional to 7,193.40, 10,791.64 and 4,074.88 is: 6,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.40 : 10,791.64 = 4,074.88 : x
  2. Step 2: Convert to fraction form
    7,193.40/10,791.64 = 4,074.88/x
  3. Step 3: Cross multiply
    7,193.40x = 10,791.64 × 4,074.88
  4. Step 4: Simplify right side
    7,193.40x = 43,974,638.00
  5. Step 5: Solve for x
    x = 43,974,638.00/7,193.40
  6. Step 6: Final answer
    x = 6,113.19

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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.