Home / 7,392.89-11,091.50-2,776.25

Finding the Fourth Proportional to 7,392.89, 11,091.50 and 2,776.25

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Solution

The fourth proportional to 7,392.89, 11,091.50 and 2,776.25 is: 4,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.89 : 11,091.50 = 2,776.25 : x
  2. Step 2: Convert to fraction form
    7,392.89/11,091.50 = 2,776.25/x
  3. Step 3: Cross multiply
    7,392.89x = 11,091.50 × 2,776.25
  4. Step 4: Simplify right side
    7,392.89x = 30,792,776.88
  5. Step 5: Solve for x
    x = 30,792,776.88/7,392.89
  6. Step 6: Final answer
    x = 4,165.19

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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.