Home / 3,492.33-4,817.79-2,165.55

Finding the Fourth Proportional to 3,492.33, 4,817.79 and 2,165.55

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Solution

The fourth proportional to 3,492.33, 4,817.79 and 2,165.55 is: 2,987.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.33 : 4,817.79 = 2,165.55 : x
  2. Step 2: Convert to fraction form
    3,492.33/4,817.79 = 2,165.55/x
  3. Step 3: Cross multiply
    3,492.33x = 4,817.79 × 2,165.55
  4. Step 4: Simplify right side
    3,492.33x = 10,433,165.13
  5. Step 5: Solve for x
    x = 10,433,165.13/3,492.33
  6. Step 6: Final answer
    x = 2,987.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.