Home / 6,748.64-9,313.84-3,765.51

Finding the Fourth Proportional to 6,748.64, 9,313.84 and 3,765.51

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Solution

The fourth proportional to 6,748.64, 9,313.84 and 3,765.51 is: 5,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.64 : 9,313.84 = 3,765.51 : x
  2. Step 2: Convert to fraction form
    6,748.64/9,313.84 = 3,765.51/x
  3. Step 3: Cross multiply
    6,748.64x = 9,313.84 × 3,765.51
  4. Step 4: Simplify right side
    6,748.64x = 35,071,301.68
  5. Step 5: Solve for x
    x = 35,071,301.68/6,748.64
  6. Step 6: Final answer
    x = 5,196.80

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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.