Home / 7,526.58-11,287.80-4,190.73

Finding the Fourth Proportional to 7,526.58, 11,287.80 and 4,190.73

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Solution

The fourth proportional to 7,526.58, 11,287.80 and 4,190.73 is: 6,284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.58 : 11,287.80 = 4,190.73 : x
  2. Step 2: Convert to fraction form
    7,526.58/11,287.80 = 4,190.73/x
  3. Step 3: Cross multiply
    7,526.58x = 11,287.80 × 4,190.73
  4. Step 4: Simplify right side
    7,526.58x = 47,304,122.09
  5. Step 5: Solve for x
    x = 47,304,122.09/7,526.58
  6. Step 6: Final answer
    x = 6,284.94

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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.