Home / 6,748.48-10,106.88-3,453.28

Finding the Fourth Proportional to 6,748.48, 10,106.88 and 3,453.28

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Solution

The fourth proportional to 6,748.48, 10,106.88 and 3,453.28 is: 5,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.48 : 10,106.88 = 3,453.28 : x
  2. Step 2: Convert to fraction form
    6,748.48/10,106.88 = 3,453.28/x
  3. Step 3: Cross multiply
    6,748.48x = 10,106.88 × 3,453.28
  4. Step 4: Simplify right side
    6,748.48x = 34,901,886.57
  5. Step 5: Solve for x
    x = 34,901,886.57/6,748.48
  6. Step 6: Final answer
    x = 5,171.81

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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.