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Finding the Fourth Proportional to 7,093.52, 10,635.76 and 3,395.68

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Solution

The fourth proportional to 7,093.52, 10,635.76 and 3,395.68 is: 5,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.52 : 10,635.76 = 3,395.68 : x
  2. Step 2: Convert to fraction form
    7,093.52/10,635.76 = 3,395.68/x
  3. Step 3: Cross multiply
    7,093.52x = 10,635.76 × 3,395.68
  4. Step 4: Simplify right side
    7,093.52x = 36,115,637.52
  5. Step 5: Solve for x
    x = 36,115,637.52/7,093.52
  6. Step 6: Final answer
    x = 5,091.36

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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.