Home / 7,488.39-11,239.50-3,793.22

Finding the Fourth Proportional to 7,488.39, 11,239.50 and 3,793.22

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Solution

The fourth proportional to 7,488.39, 11,239.50 and 3,793.22 is: 5,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.39 : 11,239.50 = 3,793.22 : x
  2. Step 2: Convert to fraction form
    7,488.39/11,239.50 = 3,793.22/x
  3. Step 3: Cross multiply
    7,488.39x = 11,239.50 × 3,793.22
  4. Step 4: Simplify right side
    7,488.39x = 42,633,839.99
  5. Step 5: Solve for x
    x = 42,633,839.99/7,488.39
  6. Step 6: Final answer
    x = 5,693.33

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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.