Home / 1,792.36-2,490.01-1,776.34

Finding the Fourth Proportional to 1,792.36, 2,490.01 and 1,776.34

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Solution

The fourth proportional to 1,792.36, 2,490.01 and 1,776.34 is: 2,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.36 : 2,490.01 = 1,776.34 : x
  2. Step 2: Convert to fraction form
    1,792.36/2,490.01 = 1,776.34/x
  3. Step 3: Cross multiply
    1,792.36x = 2,490.01 × 1,776.34
  4. Step 4: Simplify right side
    1,792.36x = 4,423,104.36
  5. Step 5: Solve for x
    x = 4,423,104.36/1,792.36
  6. Step 6: Final answer
    x = 2,467.75

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.