Home / 7,440.25-11,168.57-3,741.48

Finding the Fourth Proportional to 7,440.25, 11,168.57 and 3,741.48

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Solution

The fourth proportional to 7,440.25, 11,168.57 and 3,741.48 is: 5,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.25 : 11,168.57 = 3,741.48 : x
  2. Step 2: Convert to fraction form
    7,440.25/11,168.57 = 3,741.48/x
  3. Step 3: Cross multiply
    7,440.25x = 11,168.57 × 3,741.48
  4. Step 4: Simplify right side
    7,440.25x = 41,786,981.28
  5. Step 5: Solve for x
    x = 41,786,981.28/7,440.25
  6. Step 6: Final answer
    x = 5,616.34

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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.