Home / 6,780.51-9,357.01-3,796.35

Finding the Fourth Proportional to 6,780.51, 9,357.01 and 3,796.35

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Solution

The fourth proportional to 6,780.51, 9,357.01 and 3,796.35 is: 5,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.51 : 9,357.01 = 3,796.35 : x
  2. Step 2: Convert to fraction form
    6,780.51/9,357.01 = 3,796.35/x
  3. Step 3: Cross multiply
    6,780.51x = 9,357.01 × 3,796.35
  4. Step 4: Simplify right side
    6,780.51x = 35,522,419.15
  5. Step 5: Solve for x
    x = 35,522,419.15/6,780.51
  6. Step 6: Final answer
    x = 5,238.90

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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.