Home / 7,440.94-11,162.49-3,542.14

Finding the Fourth Proportional to 7,440.94, 11,162.49 and 3,542.14

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Solution

The fourth proportional to 7,440.94, 11,162.49 and 3,542.14 is: 5,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.94 : 11,162.49 = 3,542.14 : x
  2. Step 2: Convert to fraction form
    7,440.94/11,162.49 = 3,542.14/x
  3. Step 3: Cross multiply
    7,440.94x = 11,162.49 × 3,542.14
  4. Step 4: Simplify right side
    7,440.94x = 39,539,102.33
  5. Step 5: Solve for x
    x = 39,539,102.33/7,440.94
  6. Step 6: Final answer
    x = 5,313.72

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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.