Home / 7,107.75-10,654.79-3,596.25

Finding the Fourth Proportional to 7,107.75, 10,654.79 and 3,596.25

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Solution

The fourth proportional to 7,107.75, 10,654.79 and 3,596.25 is: 5,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107.75 : 10,654.79 = 3,596.25 : x
  2. Step 2: Convert to fraction form
    7,107.75/10,654.79 = 3,596.25/x
  3. Step 3: Cross multiply
    7,107.75x = 10,654.79 × 3,596.25
  4. Step 4: Simplify right side
    7,107.75x = 38,317,270.81
  5. Step 5: Solve for x
    x = 38,317,270.81/7,107.75
  6. Step 6: Final answer
    x = 5,390.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.