Home / 7,450.33-11,171.88-4,331.23

Finding the Fourth Proportional to 7,450.33, 11,171.88 and 4,331.23

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Solution

The fourth proportional to 7,450.33, 11,171.88 and 4,331.23 is: 6,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.33 : 11,171.88 = 4,331.23 : x
  2. Step 2: Convert to fraction form
    7,450.33/11,171.88 = 4,331.23/x
  3. Step 3: Cross multiply
    7,450.33x = 11,171.88 × 4,331.23
  4. Step 4: Simplify right side
    7,450.33x = 48,387,981.81
  5. Step 5: Solve for x
    x = 48,387,981.81/7,450.33
  6. Step 6: Final answer
    x = 6,494.74

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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.