Home / 2,492.86-3,440-1,444.90

Finding the Fourth Proportional to 2,492.86, 3,440 and 1,444.90

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Solution

The fourth proportional to 2,492.86, 3,440 and 1,444.90 is: 1,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.86 : 3,440 = 1,444.90 : x
  2. Step 2: Convert to fraction form
    2,492.86/3,440 = 1,444.90/x
  3. Step 3: Cross multiply
    2,492.86x = 3,440 × 1,444.90
  4. Step 4: Simplify right side
    2,492.86x = 4,970,456
  5. Step 5: Solve for x
    x = 4,970,456/2,492.86
  6. Step 6: Final answer
    x = 1,993.88

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Why These Related Problems?

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