Home / 2,792.03-4,188.49-943.25

Finding the Fourth Proportional to 2,792.03, 4,188.49 and 943.25

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Solution

The fourth proportional to 2,792.03, 4,188.49 and 943.25 is: 1,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.03 : 4,188.49 = 943.25 : x
  2. Step 2: Convert to fraction form
    2,792.03/4,188.49 = 943.25/x
  3. Step 3: Cross multiply
    2,792.03x = 4,188.49 × 943.25
  4. Step 4: Simplify right side
    2,792.03x = 3,950,798.76
  5. Step 5: Solve for x
    x = 3,950,798.76/2,792.03
  6. Step 6: Final answer
    x = 1,415.03

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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.