Home / 7,365.42-11,048.22-2,171.40

Finding the Fourth Proportional to 7,365.42, 11,048.22 and 2,171.40

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Solution

The fourth proportional to 7,365.42, 11,048.22 and 2,171.40 is: 3,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.42 : 11,048.22 = 2,171.40 : x
  2. Step 2: Convert to fraction form
    7,365.42/11,048.22 = 2,171.40/x
  3. Step 3: Cross multiply
    7,365.42x = 11,048.22 × 2,171.40
  4. Step 4: Simplify right side
    7,365.42x = 23,990,104.91
  5. Step 5: Solve for x
    x = 23,990,104.91/7,365.42
  6. Step 6: Final answer
    x = 3,257.13

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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.