Home / 7,391.67-10,200.49-5,270.89

Finding the Fourth Proportional to 7,391.67, 10,200.49 and 5,270.89

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Solution

The fourth proportional to 7,391.67, 10,200.49 and 5,270.89 is: 7,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.67 : 10,200.49 = 5,270.89 : x
  2. Step 2: Convert to fraction form
    7,391.67/10,200.49 = 5,270.89/x
  3. Step 3: Cross multiply
    7,391.67x = 10,200.49 × 5,270.89
  4. Step 4: Simplify right side
    7,391.67x = 53,765,660.74
  5. Step 5: Solve for x
    x = 53,765,660.74/7,391.67
  6. Step 6: Final answer
    x = 7,273.82

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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.