Home / 6,717.75-9,267.77-3,884.58

Finding the Fourth Proportional to 6,717.75, 9,267.77 and 3,884.58

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Solution

The fourth proportional to 6,717.75, 9,267.77 and 3,884.58 is: 5,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.75 : 9,267.77 = 3,884.58 : x
  2. Step 2: Convert to fraction form
    6,717.75/9,267.77 = 3,884.58/x
  3. Step 3: Cross multiply
    6,717.75x = 9,267.77 × 3,884.58
  4. Step 4: Simplify right side
    6,717.75x = 36,001,374.56
  5. Step 5: Solve for x
    x = 36,001,374.56/6,717.75
  6. Step 6: Final answer
    x = 5,359.14

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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.