Home / 6,748.45-9,313.05-3,764.68

Finding the Fourth Proportional to 6,748.45, 9,313.05 and 3,764.68

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Solution

The fourth proportional to 6,748.45, 9,313.05 and 3,764.68 is: 5,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.45 : 9,313.05 = 3,764.68 : x
  2. Step 2: Convert to fraction form
    6,748.45/9,313.05 = 3,764.68/x
  3. Step 3: Cross multiply
    6,748.45x = 9,313.05 × 3,764.68
  4. Step 4: Simplify right side
    6,748.45x = 35,060,653.07
  5. Step 5: Solve for x
    x = 35,060,653.07/6,748.45
  6. Step 6: Final answer
    x = 5,195.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.