Home / 9,942.01-13,719.62-5,465.73

Finding the Fourth Proportional to 9,942.01, 13,719.62 and 5,465.73

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Solution

The fourth proportional to 9,942.01, 13,719.62 and 5,465.73 is: 7,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.01 : 13,719.62 = 5,465.73 : x
  2. Step 2: Convert to fraction form
    9,942.01/13,719.62 = 5,465.73/x
  3. Step 3: Cross multiply
    9,942.01x = 13,719.62 × 5,465.73
  4. Step 4: Simplify right side
    9,942.01x = 74,987,749.67
  5. Step 5: Solve for x
    x = 74,987,749.67/9,942.01
  6. Step 6: Final answer
    x = 7,542.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.