Home / 7,654.33-11,470.80-4,136.75

Finding the Fourth Proportional to 7,654.33, 11,470.80 and 4,136.75

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Solution

The fourth proportional to 7,654.33, 11,470.80 and 4,136.75 is: 6,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.33 : 11,470.80 = 4,136.75 : x
  2. Step 2: Convert to fraction form
    7,654.33/11,470.80 = 4,136.75/x
  3. Step 3: Cross multiply
    7,654.33x = 11,470.80 × 4,136.75
  4. Step 4: Simplify right side
    7,654.33x = 47,451,860.58
  5. Step 5: Solve for x
    x = 47,451,860.58/7,654.33
  6. Step 6: Final answer
    x = 6,199.35

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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.