Home / 6,748.51-9,313.67-3,765.38

Finding the Fourth Proportional to 6,748.51, 9,313.67 and 3,765.38

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Solution

The fourth proportional to 6,748.51, 9,313.67 and 3,765.38 is: 5,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.51 : 9,313.67 = 3,765.38 : x
  2. Step 2: Convert to fraction form
    6,748.51/9,313.67 = 3,765.38/x
  3. Step 3: Cross multiply
    6,748.51x = 9,313.67 × 3,765.38
  4. Step 4: Simplify right side
    6,748.51x = 35,069,487.92
  5. Step 5: Solve for x
    x = 35,069,487.92/6,748.51
  6. Step 6: Final answer
    x = 5,196.63

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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.