Home / 7,270.43-10,906.73-3,110.45

Finding the Fourth Proportional to 7,270.43, 10,906.73 and 3,110.45

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Solution

The fourth proportional to 7,270.43, 10,906.73 and 3,110.45 is: 4,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.43 : 10,906.73 = 3,110.45 : x
  2. Step 2: Convert to fraction form
    7,270.43/10,906.73 = 3,110.45/x
  3. Step 3: Cross multiply
    7,270.43x = 10,906.73 × 3,110.45
  4. Step 4: Simplify right side
    7,270.43x = 33,924,768.24
  5. Step 5: Solve for x
    x = 33,924,768.24/7,270.43
  6. Step 6: Final answer
    x = 4,666.13

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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.