Home / 7,593.38-11,390.88-3,211.28

Finding the Fourth Proportional to 7,593.38, 11,390.88 and 3,211.28

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Solution

The fourth proportional to 7,593.38, 11,390.88 and 3,211.28 is: 4,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,593.38 : 11,390.88 = 3,211.28 : x
  2. Step 2: Convert to fraction form
    7,593.38/11,390.88 = 3,211.28/x
  3. Step 3: Cross multiply
    7,593.38x = 11,390.88 × 3,211.28
  4. Step 4: Simplify right side
    7,593.38x = 36,579,260.59
  5. Step 5: Solve for x
    x = 36,579,260.59/7,593.38
  6. Step 6: Final answer
    x = 4,817.26

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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.