Home / 6,917.30-9,546.69-3,933.58

Finding the Fourth Proportional to 6,917.30, 9,546.69 and 3,933.58

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Solution

The fourth proportional to 6,917.30, 9,546.69 and 3,933.58 is: 5,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.30 : 9,546.69 = 3,933.58 : x
  2. Step 2: Convert to fraction form
    6,917.30/9,546.69 = 3,933.58/x
  3. Step 3: Cross multiply
    6,917.30x = 9,546.69 × 3,933.58
  4. Step 4: Simplify right side
    6,917.30x = 37,552,689.47
  5. Step 5: Solve for x
    x = 37,552,689.47/6,917.30
  6. Step 6: Final answer
    x = 5,428.81

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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.