Home / 2,490.37-3,735.22-1,029.32

Finding the Fourth Proportional to 2,490.37, 3,735.22 and 1,029.32

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Solution

The fourth proportional to 2,490.37, 3,735.22 and 1,029.32 is: 1,543.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.37 : 3,735.22 = 1,029.32 : x
  2. Step 2: Convert to fraction form
    2,490.37/3,735.22 = 1,029.32/x
  3. Step 3: Cross multiply
    2,490.37x = 3,735.22 × 1,029.32
  4. Step 4: Simplify right side
    2,490.37x = 3,844,736.65
  5. Step 5: Solve for x
    x = 3,844,736.65/2,490.37
  6. Step 6: Final answer
    x = 1,543.84

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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.