Home / 7,388.97-11,077.59-4,265.45

Finding the Fourth Proportional to 7,388.97, 11,077.59 and 4,265.45

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Solution

The fourth proportional to 7,388.97, 11,077.59 and 4,265.45 is: 6,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.97 : 11,077.59 = 4,265.45 : x
  2. Step 2: Convert to fraction form
    7,388.97/11,077.59 = 4,265.45/x
  3. Step 3: Cross multiply
    7,388.97x = 11,077.59 × 4,265.45
  4. Step 4: Simplify right side
    7,388.97x = 47,250,850.88
  5. Step 5: Solve for x
    x = 47,250,850.88/7,388.97
  6. Step 6: Final answer
    x = 6,394.78

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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.