Home / 6,716.35-9,268.56-3,691.45

Finding the Fourth Proportional to 6,716.35, 9,268.56 and 3,691.45

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Solution

The fourth proportional to 6,716.35, 9,268.56 and 3,691.45 is: 5,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.35 : 9,268.56 = 3,691.45 : x
  2. Step 2: Convert to fraction form
    6,716.35/9,268.56 = 3,691.45/x
  3. Step 3: Cross multiply
    6,716.35x = 9,268.56 × 3,691.45
  4. Step 4: Simplify right side
    6,716.35x = 34,214,425.81
  5. Step 5: Solve for x
    x = 34,214,425.81/6,716.35
  6. Step 6: Final answer
    x = 5,094.20

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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.