Home / 2,490.02-3,435.84-1,441.88

Finding the Fourth Proportional to 2,490.02, 3,435.84 and 1,441.88

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Solution

The fourth proportional to 2,490.02, 3,435.84 and 1,441.88 is: 1,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.02 : 3,435.84 = 1,441.88 : x
  2. Step 2: Convert to fraction form
    2,490.02/3,435.84 = 1,441.88/x
  3. Step 3: Cross multiply
    2,490.02x = 3,435.84 × 1,441.88
  4. Step 4: Simplify right side
    2,490.02x = 4,954,051.80
  5. Step 5: Solve for x
    x = 4,954,051.80/2,490.02
  6. Step 6: Final answer
    x = 1,989.57

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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.