Home / 2,490.50-3,733.32-1,192.88

Finding the Fourth Proportional to 2,490.50, 3,733.32 and 1,192.88

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Solution

The fourth proportional to 2,490.50, 3,733.32 and 1,192.88 is: 1,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.50 : 3,733.32 = 1,192.88 : x
  2. Step 2: Convert to fraction form
    2,490.50/3,733.32 = 1,192.88/x
  3. Step 3: Cross multiply
    2,490.50x = 3,733.32 × 1,192.88
  4. Step 4: Simplify right side
    2,490.50x = 4,453,416.57
  5. Step 5: Solve for x
    x = 4,453,416.57/2,490.50
  6. Step 6: Final answer
    x = 1,788.16

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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.