Home / 3,490.94-5,237.31-1,025.84

Finding the Fourth Proportional to 3,490.94, 5,237.31 and 1,025.84

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Solution

The fourth proportional to 3,490.94, 5,237.31 and 1,025.84 is: 1,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.94 : 5,237.31 = 1,025.84 : x
  2. Step 2: Convert to fraction form
    3,490.94/5,237.31 = 1,025.84/x
  3. Step 3: Cross multiply
    3,490.94x = 5,237.31 × 1,025.84
  4. Step 4: Simplify right side
    3,490.94x = 5,372,642.09
  5. Step 5: Solve for x
    x = 5,372,642.09/3,490.94
  6. Step 6: Final answer
    x = 1,539.02

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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.