Home / 2,997.22-4,492.74-1,147.84

Finding the Fourth Proportional to 2,997.22, 4,492.74 and 1,147.84

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Solution

The fourth proportional to 2,997.22, 4,492.74 and 1,147.84 is: 1,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.22 : 4,492.74 = 1,147.84 : x
  2. Step 2: Convert to fraction form
    2,997.22/4,492.74 = 1,147.84/x
  3. Step 3: Cross multiply
    2,997.22x = 4,492.74 × 1,147.84
  4. Step 4: Simplify right side
    2,997.22x = 5,156,946.68
  5. Step 5: Solve for x
    x = 5,156,946.68/2,997.22
  6. Step 6: Final answer
    x = 1,720.58

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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.