Home / 2,791.32-4,185.34-1,492.08

Finding the Fourth Proportional to 2,791.32, 4,185.34 and 1,492.08

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Solution

The fourth proportional to 2,791.32, 4,185.34 and 1,492.08 is: 2,237.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.32 : 4,185.34 = 1,492.08 : x
  2. Step 2: Convert to fraction form
    2,791.32/4,185.34 = 1,492.08/x
  3. Step 3: Cross multiply
    2,791.32x = 4,185.34 × 1,492.08
  4. Step 4: Simplify right side
    2,791.32x = 6,244,862.11
  5. Step 5: Solve for x
    x = 6,244,862.11/2,791.32
  6. Step 6: Final answer
    x = 2,237.24

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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.