Home / 7,609.14-11,398.20-6,208.54

Finding the Fourth Proportional to 7,609.14, 11,398.20 and 6,208.54

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Solution

The fourth proportional to 7,609.14, 11,398.20 and 6,208.54 is: 9,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.14 : 11,398.20 = 6,208.54 : x
  2. Step 2: Convert to fraction form
    7,609.14/11,398.20 = 6,208.54/x
  3. Step 3: Cross multiply
    7,609.14x = 11,398.20 × 6,208.54
  4. Step 4: Simplify right side
    7,609.14x = 70,766,180.63
  5. Step 5: Solve for x
    x = 70,766,180.63/7,609.14
  6. Step 6: Final answer
    x = 9,300.15

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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.