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Finding the Fourth Proportional to 7,395.70, 11,093.36 and 3,013.15

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Solution

The fourth proportional to 7,395.70, 11,093.36 and 3,013.15 is: 4,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.70 : 11,093.36 = 3,013.15 : x
  2. Step 2: Convert to fraction form
    7,395.70/11,093.36 = 3,013.15/x
  3. Step 3: Cross multiply
    7,395.70x = 11,093.36 × 3,013.15
  4. Step 4: Simplify right side
    7,395.70x = 33,425,957.68
  5. Step 5: Solve for x
    x = 33,425,957.68/7,395.70
  6. Step 6: Final answer
    x = 4,519.65

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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.