Home / 7,450.32-11,176.88-3,555

Finding the Fourth Proportional to 7,450.32, 11,176.88 and 3,555

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Solution

The fourth proportional to 7,450.32, 11,176.88 and 3,555 is: 5,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.32 : 11,176.88 = 3,555 : x
  2. Step 2: Convert to fraction form
    7,450.32/11,176.88 = 3,555/x
  3. Step 3: Cross multiply
    7,450.32x = 11,176.88 × 3,555
  4. Step 4: Simplify right side
    7,450.32x = 39,733,808.40
  5. Step 5: Solve for x
    x = 39,733,808.40/7,450.32
  6. Step 6: Final answer
    x = 5,333.17

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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.