Home / 9,949.20-14,922.60-5,791.56

Finding the Fourth Proportional to 9,949.20, 14,922.60 and 5,791.56

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Solution

The fourth proportional to 9,949.20, 14,922.60 and 5,791.56 is: 8,686.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.20 : 14,922.60 = 5,791.56 : x
  2. Step 2: Convert to fraction form
    9,949.20/14,922.60 = 5,791.56/x
  3. Step 3: Cross multiply
    9,949.20x = 14,922.60 × 5,791.56
  4. Step 4: Simplify right side
    9,949.20x = 86,425,133.26
  5. Step 5: Solve for x
    x = 86,425,133.26/9,949.20
  6. Step 6: Final answer
    x = 8,686.64

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1.5x scale

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.